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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any existing market research in its possession related to the Product. -17- 3.8 Customer Orders. PPI shall at its own cost and expense during the Term, promptly forward to EKR any customer orders or inquiries for the Product within the Territory received after the Effective Date and shall inform any customers ordering the Product that EKR is now distributing the Product and provide such customers with EKR's address and telephone number. 3.9 Payment of Third Party Royalties. During the Term, PPI shall be solely responsible for and pay any royalties or other amounts due to Third Parties related to the Product and shall indemnify and hold EKR harmless from any claims arising from or related thereto. 3.10 Customer Returns. PPI shall at its own cost and expense be responsible for all customer returns of Product sold prior to the Effective Date. 3.11 Governmental Rebates. PPI shall at its own cost and expense be responsible for all discounts, rebates, or promotional allowances/incentive programs deemed to be "discount[s] or other reduction[s] in price" for purposes of 42 U.S.C. Section 1320a-7b(b)(3)(A) and may be subject to the reporting requirements under state and federal Medicaid and Medicare laws for sales of Product prior to the Effective Date. PPI represents that it is aware of its obligations to report discounts resulting from this Agreement to the appropriate reimbursing agencies and authorities (including Medicaid and Medicare). PPI is responsible for complying with and agrees to comply with all applicable requirements, if any, in respect of providing information on such discounts to reimbursing agencies (including Medicaid and Medicare) and other entities in accordance with Applicable Laws and regulations for sales of Product prior to the Effective Date and for sales of any PPI labeled product subsequent the Effective Date. 3.12 Chargebacks. PPI shall at its own cost and expense be responsible for all chargebacks for sales of Product prior to the Effective Date. 3.13 Exclusivity. During the Term, PPI and its Affiliates shall not: (i) file for Marketing Authorization with respect to any Competing Product in any country in the Territory, (ii) manufacture or have manufactured any Competing Product in any country in the Territory, (iii) market or have marketed any Competing Product in any country in the Territory or (iv) license any Third Party to do any of the foregoing. EKR - Graham May, MD - CMO PPI - Gary Patou, MD - CMO -18- 3.14 Product Development. PPI shall at its own cost and expense cooperate fully and assist EKR with the preparation of any necessary submissions to any of the Regulatory Authorities in the Territory for the development and approval or supplemental approval(s) of the Products, including, but not limited to, by providing access to all PPI Know-How, the drug master file and any other information necessary for approval or supplemental approval of the Product in any country of the Territory. In addition, PPI shall cooperate fully in participating in interactions with the appropriate Regulatory Authorities including FDA related to such product development so as to enable EKR to fully exploit the Distribution Rights granted hereunder. For purpose of this Section, the contact person for each of the parties is set forth below. 3.15 Reserved. 3.16 Recalls and PostMarket Notifications. All costs of safety alerts and all other forms of notifications regarding safety risks associated with the Products in the United States shall be borne by PPI to the extent arising prior to the Agreement Date and by EKR to the extent arising after the Agreement Date. 3.17 Compliance. During the Term PPI shall at its own cost and expense take all actions necessary to comply with all Applicable Laws and obtain and maintain all necessary license, permits, records and authorizations PPI is required to obtain and maintain hereunder so as to enable PPI to perform its obligations hereunder and under the Supply Agreement so as to enable EKR to fully exercise the Distribution Rights. 3.18 Assignment of ICS Agreement. The Parties acknowledge that effective upon the termination or expiration of the Transition Services and Inventory Agreement, PPI has -19- assigned to EKR all of PPI's right, title and interest under that certain Commercial Outsourcing Services Agreement between PPI (f/k/a SkyePharma, Inc.) and Integrated Commercialization Solutions, Inc. ("ICS") dated April 3, 2007 (the "ICS Agreement"), and EKR has assumed all obligations and liabilities under the ICS Agreement arising after the Effective Date. The Parties further acknowledge that as of the Effective Date, the Parties have entered into an Assignment and Assumption Agreement to further
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Extract the exact clause related to "Volume Restriction" from the excerpt above.