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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Exhibit 10.13 Confidential Materials omitted and filed separately with the Securities and Exchange Commission. Asterisks denote omissions. DATED: OCTOBER 15, 2009 PACIRA PHARMACEUTICALS, INC. and EKR THERAPEUTICS, INC. AMENDED AND RESTATED STRATEGIC LICENSING, DISTRIBUTION AND MARKETING AGREEMENT THIS AMENDED AND RESTATED STRATEGIC LICENSING, DISTRIBUTION AND MARKETING AGREEMENT (the "Agreement") is made on October 15, 2009 (the "Agreement Date") and is effective as of the Effective Date (as defined below), between: PACIRA PHARMACEUTICALS, INC. (F/K/A SKYEPHARMA, INC.) a company incorporated in the state of California whose principal place of business is 10450 Sciences Center Drive, San Diego, California 92121 USA ("PPI"); and EKR THERAPEUTICS, INC., a company incorporated in the state of Delaware whose principal place of business is 1545 Route 206 South, Third Floor, Bedminster, New Jersey 07921 ("EKR"). Recitals PPI owns and has all right title and interest in or has acquired exclusive rights to the PPI IP (as defined below), the Trademark (as defined below) and the Product (as defined below). EKR has, among other things, specialized knowledge and expertise in relation to the marketing and sale of pharmaceutical products. Pursuant to that certain Strategic Licensing, Distribution and Marketing Agreement between EKR and PPI dated as of August 10, 2007 (the "Original Agreement"), PPI granted and EKR acquired the exclusive right and license to sell, offer to sell, distribute and market the Product in the Territory (as defined below) in the Field (as defined below). EKR and PPI desire to amend and restate the Original Agreement in its entirety as set forth herein in order to provide for: (i) certain changes to the financial terms set forth in the Original Agreement, (ii) the transfer of Marketing Authorizations (as defined below) from PPI to -1- EKR, and EKR's assumption of obligations thereunder, (iii) the transfer of title to certain manufacturing equipment from PPI to EKR and the lease of such equipment back from EKR to PPI and (iv) certain other changes as are set forth herein; all of the foregoing subject to and in accordance with the terms and conditions of this Agreement. NOW THEREFORE, in consideration of the following mutual agreements and covenants set forth herein and intending to be legally bound hereby, PPI and EKR (each, a "Party" and collectively, the "Parties") acknowledge and agree that this Agreement shall amend and supersede in its entirety the Original Agreement and hereby agree as follows: Operative Provisions -2- 1. Definitions 1.1 As used in this Agreement, the following words and expressions have the following meanings: "Affiliate" With respect to any Party to this Agreement shall mean any company, corporation, firm, individual or other entity which Controls, is Controlled by or is under common Control with such Party to this Agreement for only so long as such Control exists; -3- "Applicable Laws" Shall mean all laws, rules and regulations regarding the manufacture, packaging, labeling, import, export, storage, distribution, representation, promotion, marketing and sale of the Products including but not limited to the Federal Food, Drug and Cosmetic Act of 1938, as amended ("FD&C Act") and the Controlled Substances Act, as amended (21 U.S.C. §801 et seq.), or as defined in attendant regulations promulgated under authorities granted by the FD&C Act, together with any equivalent laws, rules, regulations, codes or guidelines having effect in any jurisdiction in the Territory; "Calendar Year" Shall mean the period of twelve months commencing on 1st January in any year, and each consecutive period of twelve months thereafter during the Term; "cGMP" Means Current Good Manufacturing Practices pursuant to 21 CFR Parts 210 and 211, as may be amended from time to time; "Commercial Launch" Shall 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,
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Extract the exact clause related to "Exclusivity" from the excerpt above.