system: You are a contract-analysis assistant performing a span-extraction task. You are given an excerpt from a commercial contract and the name of a clause type to locate within it.

Return the exact text of the requested clause, copied verbatim from the excerpt — identical wording and punctuation, with no paraphrasing, summarising, explanation, or added commentary.

The excerpt is one window of a much longer contract and often will not contain the requested clause. If the requested clause does not appear in this excerpt, respond with exactly: Not found.

Output only the extracted clause text, or the exact string `Not found.` — nothing else.

user: Contract excerpt:
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mean the date of the first arm's length sale by EKR to an unaffiliated Third Party customer for commercial use of Product in a country within the Territory following the grant of Marketing Authorization and any necessary pricing approval in that country; "Commercialization Committee" Shall mean the committee to be set up under the terms of Article 5; -4- "Competing Product" Means any [**] ([**] hours) [**] preparation (other than the Product) available in a country in the Territory which competes or would compete directly with the Product. For the avoidance of doubt, the definition of "Competing Product" does not include Depobupivacaine or any improvement thereto; "Confidential Information" Means all confidential information, data and materials in whatever form disclosed by or on behalf of one Party or its Affiliates to the other Party or its Affiliates including, without limitation, the terms of this Agreement, data, formulae, unpublished patent disclosures, processes, protocols, marketing studies, sales information, specifications and know-how, (and, in the case of EKR's Confidential Information, EKR's marketing plans and EKR's sales forecasts), but excluding information which either Party can establish by written documentation: (i) at the time of disclosure, is in the public domain or is public knowledge; (ii) after disclosure, becomes part of the public domain by publication, except by breach of any obligation of confidentiality by a Party hereto or an Affiliate of such Party; (iii) was already in its possession at the time of its receipt and was not acquired directly or indirectly from the other Party or its Affiliates; or (iv) received from Third Parties who were lawfully entitled to disclose such information; -5- "Control" Means in relation to any Party or an Affiliate the possession directly or indirectly, of the power to direct or cause the direction of the management and policies of such firm, person or entity, by contract or otherwise, or the ownership either directly or indirectly of 50% or more of the voting securities of such Party; "Copyrights" Means (i) the copyright registrations and applications for registration identified on Schedule III, (ii) works of authorship whether or not copyrightable and (iii) any other copyrights and works, together with all common law rights, used or held for use by PPI or any of its Affiliates in connection with the Products in the Territory (including, but not limited to, any license or other rights of PPI or any of its Affiliates, whether as a licensor, licensee or otherwise relation to any of the foregoing); "Current Base Price" Means the Product's current (as of the Effective Date) net average selling price of $[**] ([**] mg) and $[**] ([**] mg); "DEA" Shall mean the United States Drug Enforcement Administration and any successor thereto performing similar functions; "Distribution Rights" Shall have the meaning set forth in Section 2.1 hereof; "Domain Name" Shall mean Depodur.com and any other domain names owned or licensed by PPI related to the Product set forth on Schedule IV hereto; -6- "EKR Improvement" Means any Improvement generated, conceived, reduced to practice or other created during the Term by EKR or any of its Affiliates. Endo/PPI Unit Sales Shall have the meaning set forth in Section 3.19 hereof; Endo Product Means: (i) DepoDur Injectible Liposomal Epidural 10 mg/ml NDC # [**]; and (ii) DepoDur Injectible Liposomal Epidural 15 mg/1.5 ml NDC # [**]; "Effective Date" Means August 10, 2007; "FDA" Means the United States Food and Drug Administration or any successor thereto performing similar functions; "Field" Means the management of post-operative pain following major orthopedic, abdominal or pelvic surgery; -7- "Force Majeure" Means in relation to either Party, any cause affecting the performance of this Agreement or the Supply Agreement arising from or attributable to any acts, events, non-happenings, omissions or accidents beyond the reasonable control of the Party to perform and in particular but without limiting the generality thereof shall include strikes and labor disturbances, lock-outs, industrial action, civil commotion, riot, invasion, war, threat of or preparation for war, terrorist activity, fire, explosion, storm, flood, earthquake, subsidence, epidemic or other natural physical disaster, impossibility of the use of railways, shipping, aircraft, motor transport, or other means of public or private transport, failure or suspension of utilities, unavailability, shortage or interruption in the supply of raw material, and political interference with the normal operation of either Party; "Improvements" Means any discovery, development, improvement, know-how or patent relating to the Product generated, conceived, reduced to practice or otherwise created during the Term by PPI or EKR (or any Affiliate of PPI or EKR); "Joint
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Extract the exact clause related to "Anti-Assignment" from the excerpt above.