This Agreement contains the entire agreement between the Parties relating to the subject matter hereof, and all prior understandings, representations and warranties between the Parties are superseded by this Agreement. For clarity, the Original Agreement shall be deemed amended and restated in its entirety by this Agreement, and the corresponding A&R IL-13 License and the corresponding A&R Spacer License to be executed by the Parties simultaneously herewith, effective as of the A&R Effective Date.