0001193125-07-216571 Sample Contracts

5,600,000 Shares COMBINATORX, INCORPORATED Common Stock PLACEMENT AGENT AGREEMENT

Placement Agent Agreement • October 11th, 2007 • Combinatorx, Inc • Pharmaceutical preparations • New York

• Contract Type
  Placement Agent Agreement
• Filed
  October 11th, 2007
• Company
  Combinatorx, Inc
• Industry
  Pharmaceutical preparations
• Jurisdiction
  New York

FORM OF SUBSCRIPTION AGREEMENT

Form of Subscription Agreement • October 11th, 2007 • Combinatorx, Inc • Pharmaceutical preparations • New York

• Contract Type
  Form of Subscription Agreement
• Filed
  October 11th, 2007
• Company
  Combinatorx, Inc
• Industry
  Pharmaceutical preparations
• Jurisdiction
  New York

¨ A. Delivery by crediting the account of the Investor’s prime broker (as specified by such Investor on Exhibit A annexed hereto) with the Depository Trust Company (“DTC”) through its Deposit/Withdrawal At Custodian (“DWAC”) system, whereby Investor’s prime broker shall initiate a DWAC transaction on the Closing Date using its DTC participant