Common use of ATTACHMENT TO ADVANCE REQUEST Clause in Contracts

ATTACHMENT TO ADVANCE REQUEST. Dated: ___________________ Borrower hereby represents and warrants to Lender that Borrower's current name and organizational status is as follows: Name: QuatRx Pharmaceuticals Company Type of organization: Corporation State of organization: Delaware Organization file number: ______________________________ Borrower hereby represents and warrants to Lender that the street addresses, cities, states and postal codes of its current xxxxxxxxx xxx xx xxxxxxx: Xxxef Executive Office and Principal Place of Business: _________________________ _________________________ Locations of Collateral: _________________________ _________________________ _________________________ EXHIBIT B SECURED PROMISSORY NOTE $18,000,000 Advance Date: January 26, 2006 Maturity Date: January 26, 2010 FOR VALUE RECEIVED, QUATRX PHARMACEUTICALS COMPANY, a Delaware corporation, for itself and each of its Subsidiaries (the "Borrower") hereby promises to pay to the order of Hercules Technology Growth Capital, Inc., a Maryland corporation or the holder of this Note (the "Lender") at 525 University Avenue, Suite 700, Palo Alto, CA 94301 or such other xxxxx xx xxxxxxx xx xxx xxxxxx xx xxxx Xxxxxxx Xxxxxxsory Note (this "Promissory Note") may specify from time to time in writing, in lawful money of the United States of America, the principal amount of Eighteen Million Dollars ($18,000,000) together with interest at a floating rate equal to the prime rate as reported in the Wall Street Journal, and if not reported, then the prime rate next reported in the Wall Street Journal, plus three percentage points (3.00%) per annum based upon a year consisting of 360 days, with interest computed daily based on the actual number of days in each month. This Promissory Note is the Note referred to in, and is executed and delivered in connection with, that certain Loan and Security Agreement dated January 26, 2006, by and between Borrower and Lender (as the same may from time to time be amended, modified or supplemented in accordance with its terms, the "Loan Agreement"), and is entitled to the benefit and security of the Loan Agreement and the other Loan Documents (as defined in the Loan Agreement), to which reference is made for a statement of all of the terms and conditions thereof. All payments shall be made in accordance with the Loan Agreement. All terms defined in the Loan Agreement shall have the same definitions when used herein, unless otherwise defined herein. An Event of Default under the Loan Agreement shall constitute a default under this Promissory Note. Reference to the Loan Agreement shall not affect or impair the absolute and unconditional obligation of the Borrowers to pay all principal and interest and premium, if any, under this Promissory Note upon demand or as otherwise provided herein Borrower waives presentment and demand for payment, notice of dishonor, protest and notice of protest under the UCC or any applicable law. Borrower agrees to make all payments under this Promissory Note without setoff, recoupment or deduction and regardless of any counterclaim or defense. This Promissory Note has been negotiated and delivered to Lender and is payable in the State of California. This Promissory Note shall be governed by and construed and enforced in accordance with, the laws of the State of California, excluding any conflicts of law rules or principles that would cause the application of the laws of any other jurisdiction. BORROWER FOR ITSELF AND ON BEHALF OF ITS SUBSIDIARIES: QUATRX PHARMACEUTICALS COMPANY By: ------------------------------------ Title: ---------------------------------

ATTACHMENT TO ADVANCE REQUEST. Dated: ___________________ Borrower hereby represents and warrants to Lender that Borrower's current name and organizational status is as follows: Name: QuatRx Pharmaceuticals Company Type of organization: Corporation State of organization: Delaware [ ] Organization file number: ______________________________ Borrower hereby represents and warrants to Lender that the street addressesxxx xxxxxx xxxxxxxxx, citiesxxxxxx, states xxxxxx and postal codes of its current xxxxxxxxx xxx xx xxxxxxxlocations are as follows: Xxxef Executive Office and Principal Place of Business: _________________________ _________________________ Locations of Collateral: _________________________ _________________________ _________________________ EXHIBIT B SECURED PROMISSORY NOTE $18,000,000 [ ],000,000 Advance Date: January 26, 2006 20XX Maturity Date: January 26MONTH DAY, 2010 YEAR FOR VALUE RECEIVED, QUATRX PHARMACEUTICALS COMPANYINSERT BORROWER LEGAL NAME●, a [Delaware corporation, for itself and each of its Subsidiaries ] (the "Borrower") hereby promises to pay to the order of Hercules Technology Growth Capital, Inc.INSERT LENDER LEGAL NAME●, a Maryland corporation INSERT LENDER ENTITY TYPE● or the holder of this Note (the "Lender") at 525 University Avenue, Suite 700, Palo Alto, CA 94301 INSERT ADDRESS FOR PAYMENT● or such other xxxxx xx xxxxxxx xx xxx xxxxxx xx xxxx Xxxxxxx Xxxxxxsory place of payment as the holder of this Secured Term Promissory Note (this "Promissory Note") may specify from time to time in writing, in lawful money of the United States of America, the principal amount of Eighteen [ ] Million Dollars ($18,000,000[ ],000,000) or such other principal amount as Lender has advanced to Borrower, together with interest at a floating rate per annum equal to the sum of (1) the prime rate as reported in the Wall Street Journal, and if not reported, then the prime rate next reported in the Wall Street Journal, plus three percentage points and (3.002) ●%) per annum , based upon a year consisting of 360 days, with interest computed daily based on the actual number of days in each month. The Term Loan Interest Rate will float and change on the day the Prime Rate changes from time to time. This Promissory Note is the Note referred to in, and is executed and delivered in connection with, that certain Loan and Security Agreement dated January 26as of MONTH● DAY●, 2006YEAR●, by and between Borrower and Lender (as the same may from time to time be amended, modified or supplemented in accordance with its terms, the "Loan Agreement"), and is entitled to the benefit and security of the Loan Agreement and the other Loan Documents (as defined in the Loan Agreement), to which reference is made for a statement of all of the terms and conditions thereof. All payments shall be made in accordance with the Loan Agreement. All terms defined in the Loan Agreement shall have the same definitions when used herein, unless otherwise defined herein. An Event of Default under the Loan Agreement shall constitute a default under this Promissory Note. Reference to the Loan Agreement shall not affect or impair the absolute and unconditional obligation of the Borrowers to pay all principal and interest and premium, if any, under this Promissory Note upon demand or as otherwise provided herein Borrower waives presentment and demand for payment, notice of dishonor, protest and notice of protest under the UCC or any applicable law. Borrower agrees to make all payments under this Promissory Note without setoff, recoupment or deduction and regardless of any counterclaim or defense. This Promissory Note has been negotiated and delivered to Lender and is payable in the State of California●. This Promissory Note shall be governed by and construed and enforced in accordance with, the laws of the State of California●, excluding any conflicts of law rules or principles that would cause the application of the laws of any other jurisdiction. BORROWER FOR ITSELF AND ON BEHALF OF ITS SUBSIDIARIESBORROWER: QUATRX PHARMACEUTICALS COMPANY By: ------------------------------------ Title: ---------------------------------:

ATTACHMENT TO ADVANCE REQUEST. DatedBorrower hereby represents and warrants to Agent that each Loan Party’s current name and organizational status is as follows: Name: [ ● ] Type of organization: [ ● ] State of organization: [ ● ] Organization file number: [ ● ] [Please insert duplicate blocks for each Loan Party.] Company hereby represents and warrants to Agent that xxx xxxxxx xxxxxxxxx, xxxxxx, xxxxxx and postal codes of each Loan Party’s current locations are as follows: Addresses with books and records: Addresses where a Loan Party owns, leases, or occupies real property or maintains equipment, inventory, or other property at such address: $[________________] Advance Date: ___ Borrower hereby represents and warrants to Lender that Borrower's current name and organizational status is as follows: Name: QuatRx Pharmaceuticals Company Type of organization: Corporation State of organization: Delaware Organization file number: ______________________________ Borrower hereby represents and warrants to Lender that the street addresses, cities, states and postal codes of its current xxxxxxxxx xxx xx xxxxxxx20[ ] Maturity Date: Xxxef Executive Office and Principal Place of Business: _________________________ _________________________ Locations of Collateral: _________________________ _________________________ _________________________ EXHIBIT B SECURED PROMISSORY NOTE $18,000,000 Advance Date: January 26, 2006 Maturity Date: January 26, 2010 20[ ] FOR VALUE RECEIVED, QUATRX PHARMACEUTICALS COMPANYMesoblast, Inc., a Delaware corporation, for itself and each of its Subsidiaries corporation (the "“Borrower"”) hereby promises to pay to [NovaQuest Pharma Opportunities Fund V, L.P.][NovaQuest Pharma Opportunities Fund V (Delaware), L.P] and its registered assigns (the order “Lender”) at 0000 Xxx Xxxxx Xxxx, Xxxxx 000, Xxxxxxx, XX 00000 or such other place of Hercules Technology Growth Capital, Inc., a Maryland corporation or payment as the holder of this Note (the "Lender") at 525 University Avenue, Suite 700, Palo Alto, CA 94301 or such other xxxxx xx xxxxxxx xx xxx xxxxxx xx xxxx Xxxxxxx Xxxxxxsory Secured Term Promissory Note (this "“Promissory Note"”) may specify from time to time in writing, in lawful money of the United States of AmericaStates, the principal amount of Eighteen Million [____________] Dollars ($18,000,000[__________]) or such other principal amount as Lender has advanced to the Borrower, together with interest at a floating rate equal to the prime rate as reported set forth in Section 2.2(d) of the Wall Street Journal, and if not reported, then the prime rate next reported in the Wall Street Journal, plus three percentage points (3.00%) per annum Loan Agreement based upon a year consisting of 360 days, with interest computed daily based on the actual number of days in each month. This Promissory Note is the Note referred to in, and is executed and delivered in connection with, that certain Loan and Security Agreement dated January 26as of June 29, 20062018, by and between Borrower among the Borrower, the Guarantors, NQP SPV II, L.P. (the “Agent”) and Lender the several banks and other financial institutions or entities from time to time party thereto as lender (as the same may from time to time be amended, modified or supplemented in accordance with its terms, the "“Loan Agreement"”), and is entitled to the benefit and security of the Loan Agreement and the other Loan Documents (as defined in the Loan Agreement), to which reference is made for a statement of all of the terms and conditions thereof. All payments shall be made in accordance with the Loan Agreement. All terms defined in the Loan Agreement shall have the same definitions when used herein, unless otherwise defined herein. An Event of Default under the Loan Agreement shall constitute a default under this Promissory Note. Reference to the Loan Agreement shall not affect or impair the absolute and unconditional obligation of the Borrowers to pay all principal and interest and premium, if any, under this Promissory Note upon demand or as otherwise provided herein The Borrower waives presentment and demand for payment, notice of dishonor, protest and notice of protest under the UCC or any applicable law. The Borrower agrees to make all payments under this Promissory Note without setoff, recoupment or deduction and regardless of any counterclaim or defense. This Promissory Note has been negotiated and delivered to Lender and is payable in the State of CaliforniaNew York. This Promissory Note shall be governed by and construed and enforced in accordance with, the laws of the State of CaliforniaNew York, excluding any conflicts of law rules or principles that would cause the application of the laws of any other jurisdiction. BORROWER FOR ITSELF AND ON BEHALF OF ITS SUBSIDIARIESBORROWER: QUATRX PHARMACEUTICALS COMPANY By: ------------------------------------ Title: ---------------------------------[SIG BLOCK TO BE INSERTED]

ATTACHMENT TO ADVANCE REQUEST. Dated: ___________________ Borrower hereby represents and warrants to Lender that Borrower's current name and organizational status is as follows: Name: QuatRx Pharmaceuticals Company OMRIX BIOPHARMACEUTICALS, INC. Type of organization: Corporation corporation State of organization: Delaware Organization file number: 2985349 Borrower hereby represents and warrants to Lender that the street addresses, cities, states and postal codes of its current xxxxxxxxx xxx xx xxxxxxx: Xxxxx Xxecutive Office: _____________________________________ Borrower hereby represents and warrants to Lender that the street addresses, cities, states and postal codes of its current xxxxxxxxx xxx xx xxxxxxx: Xxxef Executive Office and _____________________________________ Principal Place of Business: _____________________________________ _____________________________________ _____________________________________ Locations of Collateral: _________________________ _____________ EXHIBIT B PROMISSORY NOTE $5,000,000.00 Advance Date: _______________ _________________________ EXHIBIT B SECURED PROMISSORY NOTE $18,000,000 Advance Date: January 26, 2006 Maturity Date: January 26March 31, 2010 2008 FOR VALUE RECEIVED, QUATRX PHARMACEUTICALS COMPANYOmrix Biopharmaceuticals, Inc. a Delaware corporation, for itself and each of its Subsidiaries corporation (the "Borrower") hereby promises to pay to the order of Hercules Technology Growth Capital, Inc., a Maryland corporation or the holder of this Note (the "Lender") at 525 University Avenue, Suite 700, Palo Alto, CA CA. 94301 or such other xxxxx xx xxxxxxx xx xxx xxxxxx xx xxxx Xxxxxxx Xxxxxxsory Xxxxxx Xxxxxxxory Note (this "Promissory Note") may specify from time to time in writing, in lawful money of the United States of America, the principal amount of Eighteen of___________________ Million 00/100 Dollars ($18,000,000__________________) together with interest at a floating rate equal to the prime rate as reported in the Wall Street Journal, eleven and if not reported, then the prime rate next reported in the Wall Street Journal, plus three percentage points 45/100 percent (3.0011.45%) per annum based upon a year consisting of 360 daystwelve (12) months of thirty (30) days each. Each monthly installment shall be due and payable in monthly installments of accrued interest only on the first day of the month after the date of the Advance (the "Interest Only Payment Dates") through October 1, 2005 (the "Interest Only Payment Dates"), followed by equal monthly installments of principal and interested computed on the basis of a thirty (30) month amortization schedule, through March 1, 2008, followed by a final payment (the "Maturity Date Payment") consisting of interest and the balance of the entire unpaid principal outstanding as of the Maturity Date. Each such monthly installment, including the Maturity Date Payment, shall be due and payable on the first calendar day of each month (each, a "Payment Date"), with interest computed daily based the Maturity Date Payment being due and payable on April 1, 2008. If any payment for an Advance shall be payable on a day other than a business day, then such payment shall be due and payable on the actual number of days next succeeding business day. Each Advance shall be repaid in each monthfull, together with all interest accrued thereon, on the Maturity Date for said Advance, whether or not the Advance is evidenced by a Note. Amounts repaid on any Loan shall not be reborrowed. This Promissory Note is the Note referred to in, and is executed and delivered in connection with, that certain Senior Loan and Security Agreement dated January 26March 31, 20062005, by and between Borrower and Lender (as the same may from time to time be amended, modified or supplemented in accordance with its terms, the "Loan Agreement"), and is entitled to the benefit and security of the Loan Agreement and the other Loan Documents (as defined in the Loan Agreement), to which reference is made for a statement of all of the terms and conditions thereof. All payments shall be made in accordance with the Loan Agreement. All terms defined in the Loan Agreement shall have the same definitions when used herein, unless otherwise defined herein. An Event of Default under the Loan Agreement shall constitute a default under this Promissory Note. Reference to In case of a conflict between the terms of this Note and the terms of the Loan Agreement, the Loan Agreement shall not affect or impair the absolute and unconditional obligation of the Borrowers to pay all principal and interest and premium, if any, under this Promissory Note upon demand or as otherwise provided herein will prevail. Borrower waives presentment and demand for payment, notice of dishonor, protest and notice of protest under the UCC or any applicable law. Borrower agrees to make all payments under this Promissory Note without setoff, recoupment or deduction and regardless of any counterclaim or defense. This Promissory Note has been negotiated and delivered to Lender and is payable in the State of California. This Promissory Note shall be governed by and construed and enforced in accordance with, the laws of the State of California, excluding any conflicts of law rules or principles that would cause the application of the laws of any other jurisdiction. BORROWER FOR ITSELF AND ON BEHALF OF ITS SUBSIDIARIESOMRIX BIOPHARMACEUTICALS, INC. Signature: QUATRX PHARMACEUTICALS COMPANY By----------------------------- Print Name: ------------------------------------ ---------------------------- Title: ------------------------------------------------------------------ EXHIBIT C DISCLOSURE SCHEDULE This Borrower's Disclosure Schedule is furnished by Borrower to Lender pursuant to the Senior Loan And Security Agreement, dated as of March 31, 2005 by and among Borrower and Lender (the "AGREEMENT"). The representations and warranties made by the Borrower in the Agreement are qualified by and subject to the exceptions identified in the information set forth in this Disclosure Schedule and shall not be deemed to expand in any way the scope or effect of any of such representations and warranties. The disclosure of any item or information in this Disclosure Schedule shall not be construed as an admission that such item or information is material to the Borrower or any Subsidiary thereof, and any inclusion in this Disclosure Schedule shall expressly not be deemed to constitute an admission, or otherwise imply, that any such item or information is material or creates measures for materiality for the purposes of the Agreement. The items and information reflected in this Disclosure Schedule are not necessarily limited to matters required by the Agreement to be reflected. Each matter disclosed is arranged in paragraph by reference to the number and letter of the sections, and if applicable, subsection of Article 5 of the Agreement to which it relates, and each of the disclosures shall be deemed to be incorporated by reference into the representations and warranties made in Article 5 of the Agreement. Any information disclosed under any section, subsection, paragraph and clause of this Disclosure Schedule shall be deemed disclosed and incorporated into any other section, subsection, paragraph and clause hereof where it is reasonably apparent that such disclosure, without reference to extrinsic documentation, is relevant to such other section, subsection, paragraph or clause. Capitalized terms used herein but not otherwise defined shall have the meanings set forth in the Agreement.

ATTACHMENT TO ADVANCE REQUEST. Dated: December ___________________ , 2010 Borrower hereby represents and warrants to Lender that Borrower's ’s current name and organizational status is as follows: Name: QuatRx Pharmaceuticals Company BrightSource Energy, Inc. Type of organization: Corporation State of organization: Delaware Organization file number: ______________________________ Borrower hereby represents and warrants to Lender that the street addressesxxx xxxxxx xxxxxxxxx, citiesxxxxxx, states xxxxxx and postal codes of its current xxxxxxxxx xxx xx xxxxxxxlocations are as follows: Xxxef Executive Office and Principal Place of BusinessEXHIBIT B-1 SECURED TERM LOAN A PROMISSORY NOTE $11,250,000 Advance Date: December ____________________, 2010 Maturity Date: _____ _________________________ Locations of Collateral: _________________________ _________________________ _________________________ EXHIBIT B SECURED PROMISSORY NOTE $18,000,000 Advance Date: January 26, 2006 Maturity Date: January 26, 2010 20[ ] FOR VALUE RECEIVED, QUATRX PHARMACEUTICALS COMPANYBRIGHTSOURCE ENERGY, INC., a Delaware corporation, for itself and each of its Subsidiaries (the "“Borrower"”) hereby promises to pay to the order of Hercules Technology Growth Capital, Inc., a Maryland corporation corporation, or the holder of this Note (the "“Lender"”) at 525 University Avenue000 Xxxxxxxx Xxxxxx, Suite 700310, Palo Alto, CA 94301 or such other xxxxx xx xxxxxxx xx xxx xxxxxx xx xxxx Xxxxxxx Xxxxxxsory place of payment as the holder of this Secured Term Promissory Note (this "“Promissory Note"”) may specify from time to time in writing, in lawful money of the United States of America, the principal amount of Eighteen Eleven Million Two Hundred Fifty Thousand Dollars ($18,000,00011,250,000) or such other principal amount as Lender has advanced to Borrower, together with interest at a floating rate equal to the prime rate as reported set forth in the Wall Street Journal, and if not reported, then the prime rate next reported in the Wall Street Journal, plus three percentage points (3.00%) per annum based upon a year consisting of 360 days, with interest computed daily based on the actual number of days in each monthLoan Agreement as defined below. This Promissory Note is the Note referred to in, and is executed and delivered in connection with, that certain Loan and Security Guaranty Agreement dated January 26December 28, 20062010, by and between Borrower and Lender (as the same may from time to time be amended, modified or supplemented in accordance with its terms, the "“Loan Agreement"”), and is entitled to the benefit and security of the Loan Agreement and the other Loan Documents (as defined in the Loan Agreement), to which reference is made for a statement of all of the terms and conditions thereof. All payments shall be made in accordance with the Loan Agreement. All terms defined in the Loan Agreement shall have the same definitions when used herein, unless otherwise defined herein. An Event of Default under the Loan Agreement shall constitute a default under this Promissory Note. Reference Notwithstanding anything herein to the contrary, the lien and security interest granted to the Collateral Agent pursuant to the Loan Documents and the exercise of any right or remedy by the Collateral Agent under the Loan Documents are subject to the provisions of the Intercreditor Agreement. In the event of any conflict between the terms of the Intercreditor Agreement and this Promissory Note, the terms of the Intercreditor Agreement shall not affect or impair the absolute govern and unconditional obligation of the Borrowers to pay all principal and interest and premium, if any, under this Promissory Note upon demand or as otherwise provided herein control. Borrower waives presentment and demand for payment, notice of dishonor, protest and notice of protest under the UCC or any applicable law. Borrower agrees to make all payments under this Promissory Note without setoff, recoupment or deduction and regardless of any counterclaim or defense. This Promissory Note has been negotiated and delivered to Lender and is payable in the State of California. This Promissory Note shall be governed by and construed and enforced in accordance with, the laws of the State of California, excluding any conflicts of law rules or principles that would cause the application of the laws of any other jurisdiction. BORROWER FOR ITSELF AND ON BEHALF OF ITS SUBSIDIARIES: QUATRX PHARMACEUTICALS COMPANY BRIGHTSOURCE ENERGY, INC. By: ------------------------------------ Name: Title: ---------------------------------EXHIBIT B-2 SECURED TERM LOAN B PROMISSORY NOTE $13,750,000 Advance Date: December __, 2010 Maturity Date: _____ ___, 20[ ] FOR VALUE RECEIVED, BRIGHTSOURCE ENERGY, INC., a Delaware corporation, for itself and each of its Subsidiaries (the “Borrower”) hereby promises to pay to the order of Hercules Technology II, L.P., a Delaware limited partnership or the holder of this Note (“Lender”) at 000 Xxxxxxxx Xxxxxx, Suite 310, Palo Alto, CA 94301 or such other place of payment as the holder of this Secured Term Promissory Note (this “Promissory Note”) may specify from time to time in writing, in lawful money of the United States of America, the principal amount of Thirteen Million Seven Hundred Fifty Thousand Dollars ($13,750,000) or such other principal amount as Lender has advanced to Borrower, together with interest as set forth in the Loan Agreement as defined below. This Promissory Note is the Note referred to in, and is executed and delivered in connection with, that certain Loan and Guaranty Agreement dated December 28, 2010, by and between Borrower and Lender (as the same may from time to time be amended, modified or supplemented in accordance with its terms, the “Loan Agreement”), and is entitled to the benefit and security of the Loan Agreement and the other Loan Documents (as defined in the Loan Agreement), to which reference is made for a statement of all of the terms and conditions thereof. All payments shall be made in accordance with the Loan Agreement. All terms defined in the Loan Agreement shall have the same definitions when used herein, unless otherwise defined herein. An Event of Default under the Loan Agreement shall constitute a default under this Promissory Note. Notwithstanding anything herein to the contrary, the lien and security interest granted to the Collateral Agent pursuant to the Loan Documents and the exercise of any right or remedy by the Collateral Agent under the Loan Documents are subject to the provisions of the Intercreditor Agreement. In the event of any conflict between the terms of the Intercreditor Agreement and this Promissory Note, the terms of the Intercreditor Agreement shall govern and control. Borrower waives presentment and demand for payment, notice of dishonor, protest and notice of protest under the UCC or any applicable law. Borrower agrees to make all payments under this Promissory Note without setoff, recoupment or deduction and regardless of any counterclaim or defense. This Promissory Note has been negotiated and delivered to Lender and is payable in the State of California. This Promissory Note shall be governed by and construed and enforced in accordance with, the laws of the State of California, excluding any conflicts of law rules or principles that would cause the application of the laws of any other jurisdiction. BORROWER FOR ITSELF AND ON BEHALF OF ITS SUBSIDIARIES: BRIGHTSOURCE ENERGY, INC. By: Name: Title: EXHIBIT C NAME, LOCATIONS, AND OTHER INFORMATION FOR BORROWER

ATTACHMENT TO ADVANCE REQUEST. DatedBorrower hereby represents and warrants to Agent that each Loan Party’s current name and organizational status is as follows: Name: [ ● ] Type of organization: [ ● ] State of organization: [ ● ] Organization file number: [ ● ] Company hereby represents and warrants to Agent that xxx xxxxxx xxxxxxxxx, xxxxxx, xxxxxx and postal codes of each Loan Party’s current locations are as follows: Addresses with books and records: Addresses where a Loan Party owns, leases, or occupies real property or maintains equipment, inventory, or other property at such address: $[___________________ Borrower hereby represents and warrants to Lender that Borrower's current name and organizational status is as follows] Advance Date: Name: QuatRx Pharmaceuticals Company Type of organization: Corporation State of organization: Delaware Organization file number: ______________________________ Borrower hereby represents and warrants to Lender that the street addresses, cities, states and postal codes of its current xxxxxxxxx xxx xx xxxxxxx: Xxxef Executive Office and Principal Place of Business: _________________________ _________________________ Locations of Collateral: _________________________ _________________________ _________________________ EXHIBIT B SECURED PROMISSORY NOTE $18,000,000 Advance Date: January 26, 2006 Maturity Date: January 26, 2010 20[ ] FOR VALUE RECEIVED, QUATRX PHARMACEUTICALS COMPANYMesoblast UK Limited, a Delaware corporationcompany incorporated in England and Wales, Mesoblast, Inc., a Delaware, Mesoblast International (UK) Limited, a company incorporated in England and Wales, and Mesoblast International Sàrl, a company formed under the laws of Switzerland, for itself themselves and each of its their Subsidiaries that has delivered a Joinder Agreement pursuant to Section 7.13 (collectively, the "Borrower"“Borrowers”) hereby promises promise to pay to the order of Hercules Technology Growth Capital, Inc., a Maryland corporation or the holder of this Note (the "“Lender"”) at 525 University Avenue000 Xxxxxxxx Xxxxxx, Suite 700310, Palo Alto, CA 94301 or such other xxxxx xx xxxxxxx xx xxx xxxxxx xx xxxx Xxxxxxx Xxxxxxsory place of payment as the holder of this Secured Term Promissory Note (this "“Promissory Note"”) may specify from time to time in writing, in lawful money of the United States of AmericaStates, the principal amount of Eighteen Million [____________] Dollars ($18,000,000[__________]) or such other principal amount as Lender has advanced to the Borrowers, together with interest at a floating rate equal to the prime rate as reported set forth in Section 2.2(c) of the Wall Street Journal, and if not reported, then the prime rate next reported in the Wall Street Journal, plus three percentage points (3.00%) per annum Loan Agreement based upon a year consisting of 360 days, with interest computed daily based on the actual number of days in each month. This Promissory Note is the Note referred to in, and is executed and delivered in connection with, that certain Loan and Security Agreement dated January 26as of March 6, 20062018, by and between Borrower among the Borrowers, the Guarantors, Hercules Capital, Inc., a Maryland corporation (the “Agent”) and Lender the several banks and other financial institutions or entities from time to time party thereto as lender (as the same may from time to time be amended, modified or supplemented in accordance with its terms, the "“Loan Agreement"”), and is entitled to the benefit and security of the Loan Agreement and the other Loan Documents (as defined in the Loan Agreement), to which reference is made for a statement of all of the terms and conditions thereof. All payments shall be made in accordance with the Loan Agreement. All terms defined in the Loan Agreement shall have the same definitions when used herein, unless otherwise defined herein. An Event of Default under the Loan Agreement shall constitute a default under this Promissory Note. Reference to the Loan Agreement shall not affect or impair the absolute and unconditional obligation of the Borrowers to pay all principal and interest and premium, if any, under this Promissory Note upon demand or as otherwise provided herein Each Borrower waives presentment and demand for payment, notice of dishonor, protest and notice of protest under the UCC or any applicable law. Each Borrower agrees to make all payments under this Promissory Note without setoff, recoupment or deduction and regardless of any counterclaim or defense. This Promissory Note has been negotiated and delivered to Lender and is payable in the State of California. This Promissory Note shall be governed by and construed and enforced in accordance with, the laws of the State of California, excluding any conflicts of law rules or principles that would cause the application of the laws of any other jurisdiction. BORROWER FOR ITSELF AND ON BEHALF OF ITS SUBSIDIARIESBORROWERS: QUATRX PHARMACEUTICALS COMPANY By: ------------------------------------ Title: ---------------------------------[SIG BLOCKS TO BE INSERTED] EXHIBIT F

ATTACHMENT TO ADVANCE REQUEST. Dated: ___________________ Borrower hereby represents and warrants to Lender Agent that Borrower's ’s current name and organizational status is as follows: Name: QuatRx Pharmaceuticals Company Constellation Pharmaceuticals, Inc. Type of organization: Corporation State of organization: Delaware Organization file number: ______________________________ 4488983 Borrower hereby represents and warrants to Lender Agent that the street addresses, cities, states and postal codes of its current xxxxxxxxx xxx xx xxxxxxxchief executive office is as follows: Xxxef Executive Office and Principal Place of Business: _________________________ _________________________ Locations of Collateral: _________________________ _________________________ _________________________ EXHIBIT B SECURED PROMISSORY 000 Xxxxx Xxxxxx, Xxxxx 000, Xxxxxxxxx, XX 00000 [THIS NOTE IS BEING ISSUED WITH ORIGINAL ISSUE DISCOUNT (“OID”). PURSUANT TO TREASURY REGULATION SECTION 1.1275-3, FOR INFORMATION REGARDING THE ISSUE PRICE, AMOUNT OF OID, ISSUE DATE, AND YIELD TO MATURITY, PLEASE CONTACT XXXXX X. XXXXXXXXX, CHIEF LEGAL OFFICE & GENERAL COUNSEL, 000 XXXXX XXXXXX, XXXXX 000 XXXXXXXXX, XX 02142.] $18,000,000 [ ],000,000 Advance Date: January 26, 2006 20[ ] Maturity Date: January 26, 2010 20[ ] FOR VALUE RECEIVED, QUATRX PHARMACEUTICALS COMPANYConstellation Pharmaceuticals, Inc., a Delaware corporation, for itself and each of its Subsidiaries corporation (the "“Borrower"”) hereby promises to pay to the order of Hercules Technology Growth Capital, Inc., a Maryland corporation or the holder of this Note its registered assigns (the "“Lender"”) at 525 University Avenue000 Xxxxxxxx Xxxxxx, Suite 700310, Palo Alto, CA 94301 or such other xxxxx xx xxxxxxx xx xxx xxxxxx xx xxxx Xxxxxxx Xxxxxxsory Note (this "Promissory Note") place of payment as the Lender may specify from time to time in writing, in lawful money of the United States of America, the principal amount of Eighteen [ ] Million Dollars ($18,000,000[ ],000,000) or such other principal amount as Lender has advanced to Borrower, together with interest at a floating rate equal to the prime rate as reported set forth in Section 2.2(c) of the Wall Street Journal, and if not reported, then the prime rate next reported in the Wall Street Journal, plus three percentage points (3.00%) per annum Loan Agreement based upon a year consisting of 360 days, with interest computed daily based on the actual number of days in each month. This Secured Term Promissory Note (this “Promissory Note”) is the Note referred to in, and is executed and delivered in connection with, that certain Loan and Security Agreement dated January 26March 20, 20062019, by and between Borrower among Borrower, Hercules Capital, Inc., a Maryland corporation (the “Agent”) and Lender the several banks and other financial institutions or entities from time to time party thereto as lender (as the same may from time to time be amended, modified or supplemented in accordance with its terms, the "“Loan Agreement"”), and is entitled to the benefit and security of the Loan Agreement and the other Loan Documents (as defined in the Loan Agreement), to which reference is made for a statement of all of the terms and conditions thereof. All payments shall be made in accordance with the Loan Agreement. All terms defined in the Loan Agreement shall have the same definitions when used herein, unless otherwise defined herein. An Event of Default under the Loan Agreement shall constitute a default under this Promissory Note. Reference to the Loan Agreement shall not affect or impair the absolute and unconditional obligation of the Borrowers to pay all principal and interest and premium, if any, under this Promissory Note upon demand or as otherwise provided herein Borrower waives presentment and demand for payment, notice of dishonor, protest and notice of protest under the UCC or any applicable law. Borrower agrees to make all payments under this Promissory Note without setoff, recoupment or deduction and regardless of any counterclaim or defense. This Promissory Note has been negotiated and delivered to Lender and is payable in the State of CaliforniaNew York. This Promissory Note shall be governed by and construed and enforced in accordance with, the laws of the State of CaliforniaNew York, excluding any conflicts of law rules or principles that would cause the application of the laws of any other jurisdiction. BORROWER FOR ITSELF AND ON BEHALF OF ITS SUBSIDIARIESBORROWER: QUATRX PHARMACEUTICALS COMPANY ByCONSTELLATION PHARMACEUTICALS, INC. SIGNATURE: ------------------------------------ TitleTITLE: ---------------------------------PRINT NAME:

ATTACHMENT TO ADVANCE REQUEST. Dated: ___________________ Borrower hereby represents and warrants to Lender Agent that Borrower's ’s current name and organizational status is as follows: Name: QuatRx Pharmaceuticals Company Agile Therapeutics, Inc. Type of organization: Corporation State of organization: Delaware Organization file number: ______________________________ Borrower hereby represents and warrants to Lender Agent that the street addressesxxx xxxxxx xxxxxxxxx, citiesxxxxxx, states xxxxxx and postal codes of its current xxxxxxxxx xxx xx xxxxxxxlocations are as follows: Xxxef Executive Office and Principal Place of Business: _________________________ _________________________ Locations of Collateral: _________________________ _________________________ _________________________ EXHIBIT B SECURED PROMISSORY NOTE $18,000,000 [ ],000,000 Advance Date: January 26, 2006 Maturity Date: January 26, 2010 20[ ] FOR VALUE RECEIVED, QUATRX PHARMACEUTICALS COMPANYAgile Therapeutics, Inc., a Delaware corporation, for itself and each of its Subsidiaries corporation (the "“Borrower"”) hereby promises to pay to the order of Hercules Technology Growth Capital, Inc., a Maryland corporation or the holder of this Note (the "“Lender"”) at 525 University Avenue000 Xxxxxxxx Xxxxxx, Suite 700310, Palo Alto, CA 94301 or such other xxxxx xx xxxxxxx xx xxx xxxxxx xx xxxx Xxxxxxx Xxxxxxsory place of payment as the holder of this Secured Term Promissory Note (this "“Promissory Note"”) may specify from time to time in writing, in lawful money of the United States of America, the principal amount of Eighteen [ ] Million Dollars ($18,000,000[ ],000,000) or such other principal amount as Lender has advanced to Borrower, together with interest at a floating rate equal to the prime rate as reported in greater of either (a) nine percent (9.0%), or (b) the Wall Street Journal, and if not reported, then the prime rate next reported in the Wall Street Journalsum of (i) nine percent (9.0%), plus three percentage points (3.00ii) the Prime Rate minus four and one quarter of one percent (4.25%) ), per annum based upon a year consisting of 360 days, with interest computed daily based on the actual number of days in each month. This Promissory Note is the Note referred to in, and is executed and delivered in connection with, that certain Loan and Security Agreement dated January 26February 24, 20062015, by and between Borrower among Borrower, Hercules Technology Growth Capital, Inc., a Maryland corporation (the “Agent”) and Lender the several banks and other financial institutions or entities from time to time party thereto as lender (as the same may from time to time be amended, modified or supplemented in accordance with its terms, the "“Loan Agreement"”), and is entitled to the benefit and security of the Loan Agreement and the other Loan Documents (as defined in the Loan Agreement), to which reference is made for a statement of all of the terms and conditions thereof. All payments shall be made in accordance with the Loan Agreement. All payments shall be made in accordance with the Loan Agreement, including the right of Borrower to pay a portion of the amounts due and owing under this Promissory Note in shares of Common Stock in accordance with, and subject to the limitations set forth in, Section 2.1(e) of the Loan Agreement (including the requirement that any shares of Common Stock issuable by Borrower upon conversion of this Note are subject to an effective resale registration statement or are eligible for resale to the public pursuant to Rule 144 without any limitation). All terms defined in the Loan Agreement shall have the same definitions when used herein, unless otherwise defined herein. An Event of Default under the Loan Agreement shall constitute a default under this Promissory Note. Reference to the Loan Agreement shall not affect or impair the absolute and unconditional obligation of the Borrowers to pay all principal and interest and premium, if any, under this Promissory Note upon demand or as otherwise provided herein Borrower waives presentment and demand for payment, notice of dishonor, protest and notice of protest under the UCC or any applicable law. Borrower agrees to make all payments under this Promissory Note without setoff, recoupment or deduction and regardless of any counterclaim or defense. This Promissory Note has been negotiated and delivered to Lender and is payable in the State of CaliforniaNew York. This Promissory Note shall be governed by and construed and enforced in accordance with, the laws of the State of CaliforniaNew York, excluding any conflicts of law rules or principles that would cause the application of the laws of any other jurisdiction. BORROWER FOR ITSELF AND ON BEHALF OF ITS SUBSIDIARIES: QUATRX PHARMACEUTICALS COMPANY AGILE THERAPEUTICS, INC. By: ------------------------------------ Title: ---------------------------------: