Common use of ESTABLISHMENT OF STRIPPED UNITS Clause in Contracts

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Unless a successful remarketing or a Tax Event Redemption has occurred, a Holder may separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as applicable, Notes from the related Forward Purchase Contracts in respect of the Normal Equity Units held by such Holder by substituting for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Notes Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second tenth Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Equity Units, and (ii) transferring the related Normal Equity Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, Notes underlying such Normal Equity Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, Notes from the related Forward Purchase Contracts in respect of the Normal Equity Units held by such Holder during the periods beginning on the fourth Business Day prior to any Remarketing Period and ending on the third business day Business Day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, Notes from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Equity Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, Notes to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver to such Holder a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Forward Purchase Contracts as were evidenced by the cancelled Normal Equity Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, Notes from the related Forward Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, Notes shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Equity Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Equity Units or fails to deliver a Normal an Equity Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Notes constituting a part of such Normal Equity Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Notes shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Equity Units are so transferred or the Normal Equity Units Certificate is so delivered, as the case may be, or, with respect to a Normal an Equity Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Equity Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Forward Purchase Contract underlying a Normal an Equity Unit remains in effect, such Normal Equity Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Equity Unit in respect of the Note or the appropriate Treasury ConsiderationConsideration or Applicable Ownership Interest in the Treasury Portfolio, as the case may be, and the Forward Purchase Contract comprising such Normal Equity Unit may be acquired, and may be transferred and exchanged, only as a Normal an Equity Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the (other than Prepayment Treasury PortfolioConsideration), as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on pay at the Stock Share Purchase Date, Date an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Share Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the first day of any Remarketing Period and ending on the third business day Business Day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on pay at the Stock Purchase Date, Date an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second thirteenth Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Purchase Contract Agent accompanied by a notice to the Purchase Contract Agent, substantially in the form of Exhibit D hereto, with a copy of such notice to the Company, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Purchase Contract Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Purchase Contract Agent shall promptly give such instruction to the Collateral Agent, with a copy of such instruction to the Company, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Purchase Contract Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Purchase Contract Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on pay at the Stock Purchase Date, Date an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second seventh Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods period beginning on the fourth Business Day prior to any the first day of the first or second Remarketing Period and ending on the third business day Business Day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase DateDate by substituting for such Pledged Capital Securities or Pledged Treasury Consideration, as the case may be, Treasury Securities that will pay an amount equal to the aggregate Stated Amount of such Normal Units (a "Collateral Substitution"), by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth second Business Day prior to any the Initial Remarketing Period or any Subsequent Remarketing Period, as the case may be, and ending ending, if there is a Failed Remarketing, on the third business day after second Business Day following the end of such Initial Remarketing Period or any Subsequent Remarketing Period, as the case may be. If the remarketing is successful, the Holder may not substitute Treasury Securities until the Business Day following the Initial Remarketing Date or any Subsequent Remarketing Date, as the case may be. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged NotesCapital Securities, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, successful remarketing only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Consideration to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note Capital Security or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on pay at the Stock Purchase Date, Date an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "“Collateral Substitution"”), at any time from and after the date of this Agreement and on or prior to the second thirteenth Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, Units and (ii) transferring the related Normal Units to the Purchase Contract Agent accompanied by a notice to the Purchase Contract Agent, substantially in the form of Exhibit D hereto, with a copy of such of such notice to the Company, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Purchase Contract Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Purchase Contract Agent shall promptly give such instruction to the Collateral Agent, with a copy of such instruction to the Company, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Purchase Contract Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's ’s security interest therein, and upon receipt thereof the Purchase Contract Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, pay at maturity an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the Remarketing Date or any Subsequent Remarketing Period Date, as the case may be, and ending on the third business day after the end of following such Remarketing Perioddates. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the first day of any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 40 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note Pledged Note, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the appropriate Treasury ConsiderationPortfolio, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on pay at the Stock Purchase Date, Date an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second thirteenth Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Purchase Contract Agent accompanied by a notice to the Purchase Contract Agent, substantially in the form of Exhibit D hereto, with a copy of such of such notice to the Company, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Purchase Contract Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Purchase Contract Agent shall promptly give such instruction to the Collateral Agent, with a copy of such instruction to the Company, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Purchase Contract Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Purchase Contract Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Except as otherwise provided in this Section 3.13, so long as a Tax Event Redemption has not occurred, at any time on or prior to 10:00 a.m. (New York City time) on the seventh Business Day immediately preceding the Stock Purchase Date, a Holder may separate of Normal Units shall have the right to substitute Treasury Securities for the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Pledged Treasury Consideration Notes or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Treasury Securities that will pay, on securing such Holder's obligations under the Stock Purchase Date, an amount equal to the aggregate principal amount Contracts comprising a part of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (ia) depositing with transferring to the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, Units and (iib) transferring the related delivering such Normal Units to the Agent Purchase Contract Agent, accompanied by a notice to the Agentnotice, substantially in the form of Exhibit D hereto, to the Agent stating that the such Holder has transferred the relevant amount of Transferred Treasury Securities to the Collateral Agent pursuant to this Section 3.13 (stating the principal amount and the CUSIP numbers of the Treasury Securities Transferred by such Holder) and requesting that the Purchase Contract Agent instruct the Collateral Agent to release from the Pledge the Pledged Notes, Pledged Treasury Consideration Notes or Pledged Applicable Ownership Interest of in the Treasury Portfolio, as the case may be, underlying related to such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning the (i) on the fourth Business Day prior to immediately preceding the Initial Remarketing Date until the Business Day immediately following such Initial Remarketing Date; (ii) during any subsequent Remarketing Period and ending on until the third business day after the end of Business Day immediately following such Remarketing Period; and (iii) on or after 10:00 a.m. (New York City time) on the seventh Business Day immediately preceding the Stock Purchase Date. Upon receipt of the Treasury Securities described in clause (i) above from a Holder of Normal Units and the related written instruction described in clause (ii) abovefrom the Purchase Contract Agent, in accordance with the terms of the Pledge Agreement, the Collateral Agent will shall release to the Agent, on behalf of the Holder, such Pledged Notes, Pledged Treasury Consideration Notes or Pledged Applicable Ownership Interest of in the Treasury Portfolio, as the case may be, from and shall promptly Transfer such Pledged Notes, or Pledged Applicable Ownership Interest in the PledgeTreasury Portfolio, as the case may be, free and clear of the Company's any lien, pledge or security interest thereincreated under the Pledge Agreement, to the Purchase Contract Agent, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of in the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver to such Holder a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration Notes or Pledged Applicable Ownership Interest of in the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration Notes or Pledged Applicable Ownership Interest of in the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Initial Remarketing Date (if such remarketing is successful), or any Subsequent Remarketing DateDate (if such remarketing is successful), or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Portfolio to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration Notes or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration Notes or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described provided in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Applicable Ownership Interest in the Treasury ConsiderationPortfolio, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit. (f) The Holders' right to create Stripped Units as set forth in this Section and the limit of the preceding sentence shall in no way limit the ability of the Purchase Contract Agent, the Collateral Agent, the Securities Intermediary or the Remarketing Agent to substitute the Treasury Portfolio for the Notes then comprising a part of Normal Units upon a successful remarketing.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 40 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on pay at the Stock Purchase Date, Date an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "“Collateral Substitution"”), at any time from and after the date of this Agreement and on or prior to the second thirteenth Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Purchase Contract Agent accompanied by a notice to the Purchase Contract Agent, substantially in the form of Exhibit D hereto, with a copy of such notice to the Company, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Purchase Contract Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Purchase Contract Agent shall promptly give such instruction to the Collateral Agent, with a copy of such instruction to the Company, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Purchase Contract Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Purchase Contract Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the first day of any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 ____ Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note Pledged Note, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the appropriate Treasury ConsiderationPortfolio, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on pay at the Stock Purchase Date, Date an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "“Collateral Substitution"”), at any time from and after the date of this Agreement and on or prior to the second seventh Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Certificated Normal Units bearing a Restricted Securities Legend shall, upon separation of the Pledged Notes or Pledged Treasury Consideration, result in the establishment of only certificated Stripped Units bearing such legend and Normal Units in the form of a Global Certificate shall, upon separation of the Pledged Notes or Pledged Treasury Consideration, result in the establishment of only Stripped Units in the form of a Global Certificate. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods period beginning on the fourth Business Day prior to any the first day of the first or second Remarketing Period and ending on the third business day Business Day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's ’s security interest therein, and upon receipt thereof the Agent shall promptly: (ix) cancel the related Normal Units; (iiy) transfer the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, to the Holder; and (iiiz) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on pay at the Stock Purchase Date, Date an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the first day of any Remarketing Period and ending on the third business day Business Day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, pay at maturity an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second fourth Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the Remarketing Date or any Subsequent Remarketing Period Date, as the case may be, and ending on the third business day after the end of Business Day following such Remarketing Perioddates. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (ix) cancel the related Normal Units; (iiy) transfer the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, to the Holder; and (iiiz) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on pay at the Stock Purchase Date, Date an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "“Collateral Substitution"”), at any time from and after the date of this Agreement and on or prior to the second seventh Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Table of Contents Purchase Contracts in respect of the Normal Units held by such Holder during the periods period beginning on the fourth Business Day prior to any the first day of the first or second Remarketing Period and ending on the third business day Business Day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's ’s security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to any Remarketing Period and ending on the third business day Business Day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 10 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Consideration to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in of the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in of the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury ConsiderationConsideration or Applicable Ownership Interest of the Treasury Portfolio, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on pay at the Stock Share Purchase Date, Date an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Share Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the first day of any Remarketing Period and ending on the third business day Business Day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Pledged Preferred Securities or Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio set forth below (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date. To effect a Collateral Substitution, by a Holder should (ia) depositing deposit with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (iib) transferring transfer the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during after the periods beginning on the fourth fifth Business Day prior to before the Remarketing Date or any Subsequent Remarketing Period and ending on the third business day after the end of such Remarketing PeriodDate. Upon receipt of the Treasury Securities described in clause (ia) above and the instruction described in clause (iib) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) . Holders who elect to separate the Pledged Notes, Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) . Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged NotesPreferred Securities, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Consideration to be released are in integral multiples of $1,000. (d) . In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) . Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note Preferred Security or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the first day of any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 [40] Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note Pledged Note, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the appropriate Treasury ConsiderationPortfolio, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, pay an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the Remarketing Date or any Subsequent Remarketing Period Date, as the case may be, and ending on the third business day after the end of following such Remarketing Perioddates. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged NotesDebentures, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Consideration to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Debentures or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note Debenture or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio (a "“Collateral Substitution"”), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the first day of any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's ’s security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 [40] Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note Pledged Note, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the appropriate Treasury ConsiderationPortfolio, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Consideration to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, pay an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (ia) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (iib) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the Remarketing Date or any Subsequent Remarketing Period Date, as the case may be, and ending on the third business day after the end of following such Remarketing Perioddates. Upon receipt of the Treasury Securities described in clause (ia) above and the instruction described in clause (iib) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) . Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged NotesCapital Securities, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Consideration to be released are in integral multiples of $1,000. (d) . In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Capital Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) . Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note Capital Security or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on pay at the Stock Purchase Date, Date an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second thirteenth Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to any Remarketing Period and ending on the third business day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, pay an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Contract Settlement Date, by (ia) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (iib) transferring the related Normal Units to the Purchase Contract Agent accompanied by a notice to the Purchase Contract Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Purchase Contract Agent instruct the Collateral Agent to release the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Purchase Contract Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the Remarketing Date or any Subsequent Remarketing Period Date, as the case may be, and ending on the expiration of the third business day after the end of Business Day following such Remarketing Perioddates. Upon receipt of the Treasury Securities described in clause (ia) above and the instruction described in clause (iib) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Purchase Contract Agent, on behalf of the Holder, such Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the Pledge, free and clear of the CompanyTECO's security interest therein, and upon receipt thereof the Purchase Contract Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by TECO to the Company Holder in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) . Holders who elect to separate the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company TECO shall not be responsible for any such fees or expenses. (c) . Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged NotesTrust Preferred Securities, only in integral multiples of 20 40 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, Date or after a Tax Special Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Consideration to be released are in integral multiples of $1,000. (d) . In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Purchase Contract Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, shall be held in the name of the Purchase Contract Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company TECO and the Purchase Contract Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Purchase Contract Agent and the Company. (e) TECO. Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note Trust Preferred Security or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, an amount equal to the aggregate principal amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (i) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (ii) transferring the related Normal Units to the Agent accompanied by a notice to the Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Agent instruct the Collateral Agent to release the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, underlying such Normal Units, whereupon the Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to any Remarketing Period and ending on the third business day Business Day after the end of such Remarketing Period. Upon receipt of the Treasury Securities described in clause (i) above and the instruction described in clause (ii) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Agent, on behalf of the Holder, such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver to such Holder a Stripped Units Certificate executed by the Company in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) Holders who elect to separate the Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury Portfolio, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged Notes, only in integral multiples of 20 10 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Consideration to be released are in integral multiples of $1,000. (d) In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in of the Treasury Portfolio, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Notes or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in of the Treasury Portfolio, as the case may be, shall be held in the name of the Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Agent and the Company. (e) Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note or the appropriate Treasury ConsiderationConsideration or Applicable Ownership Interest of the Treasury Portfolio, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.

ESTABLISHMENT OF STRIPPED UNITS. (a) A Holder may separate the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as applicable, from the related Purchase Contracts in respect of the Normal Units held by such Holder by substituting for such Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, Treasury Securities that will pay, on the Stock Purchase Date, pay an amount equal to the aggregate principal amount Stated Amount of such Notes or the appropriate Treasury Consideration or Applicable Ownership Interest (as specified in clause (A) of the definition of such term) of the Treasury Portfolio Normal Units (a "Collateral Substitution"), at any time from and after the date of this Agreement and on or prior to the second Business Day immediately preceding the Stock Purchase Date, by (ia) depositing with the Collateral Agent Treasury Securities having an aggregate principal amount equal to the aggregate Stated Amount of such Normal Units, and (iib) transferring the related Normal Units to the Purchase Contract Agent accompanied by a notice to the Purchase Contract Agent, substantially in the form of Exhibit D hereto, stating that the Holder has transferred the relevant amount of Treasury Securities to the Collateral Agent and requesting that the Purchase Contract Agent instruct the Collateral Agent to release the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, underlying such Normal Units, whereupon the Purchase Contract Agent shall promptly give such instruction to the Collateral Agent, substantially in the form of Exhibit C hereto. Notwithstanding the foregoing, a Holder may not separate the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contracts in respect of the Normal Units held by such Holder during the periods beginning on the fourth Business Day prior to the Remarketing Date or any Subsequent Remarketing Period Date, as the case may be, and ending on the expiration of the third business day after the end of Business Day following such Remarketing Perioddates. Upon receipt of the Treasury Securities described in clause (ia) above and the instruction described in clause (iib) above, in accordance with the terms of the Pledge Agreement, the Collateral Agent will release to the Purchase Contract Agent, on behalf of the Holder, such Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the Pledge, free and clear of the Company's security interest therein, and upon receipt thereof the Purchase Contract Agent shall promptly: (i) cancel the related Normal Units; (ii) transfer the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, to the Holder; and (iii) authenticate, execute on behalf of such Holder and deliver a Stripped Units Certificate executed by the Company to the Holder in accordance with Section 3.3 evidencing the same number of Purchase Contracts as were evidenced by the cancelled Normal Units. (b) . Holders who elect to separate the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, from the related Purchase Contract and to substitute Treasury Securities for such Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest of the Treasury PortfolioConsideration, as the case may be, shall be responsible for any fees or expenses payable to the Collateral Agent for its services as Collateral Agent in respect of the substitution, and the Company shall not be responsible for any such fees or expenses. (c) . Holders may make Collateral Substitutions (i) if Treasury Securities are being substituted for Pledged NotesTrust Preferred Securities, only in integral multiples of 20 Normal Units, or (ii) if the Collateral Substitutions occur after the Remarketing Date or any Subsequent Remarketing Date, Date or after a Tax Event Redemption, as the case may be, only in integral multiples of Normal Units such that the Treasury Securities to be deposited and the Treasury Consideration, or the Applicable Ownership Interest in the Treasury Portfolio, as the case may be, Consideration to be released are in integral multiples of $1,000. (d) . In the event a Holder making a Collateral Substitution pursuant to this Section 3.13 fails to effect a book-entry transfer of the Normal Units or fails to deliver a Normal Units Certificate to the Purchase Contract Agent after depositing Treasury Securities with the Collateral Agent, the Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, constituting a part of such Normal Units, and any distributions on such Pledged Notes, Trust Preferred Securities or Pledged Treasury Consideration or Pledged Applicable Ownership Interest in the Treasury PortfolioConsideration, as the case may be, shall be held in the name of the Purchase Contract Agent or its nominee in trust for the benefit of such Holder, until such Normal Units are so transferred or the Normal Units Certificate is so delivered, as the case may be, or, with respect to a Normal Units Certificate, such Holder provides evidence satisfactory to the Company and the Purchase Contract Agent that such Normal Units Certificate has been destroyed, lost or stolen, together with any indemnity that may be required by the Purchase Contract Agent and the Company. (e) . Except as described in this Section 3.13, for so long as the Purchase Contract underlying a Normal Unit remains in effect, such Normal Unit shall not be separable into its constituent parts, and the rights and obligations of the Holder of such Normal Unit in respect of the Note Trust Preferred Security or the appropriate Treasury Consideration, as the case may be, and the Purchase Contract comprising such Normal Unit may be acquired, and may be transferred and exchanged, only as a Normal Unit.