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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increased level of supply security and additional risk mitigation strategies and actions in case of short and long term supply disruptions of Products. Seller agrees to enter into discussions and negotiations with Buyer and to take reasonable efforts to enhance such risk mitigation and business continuity strategies. COLLABORATION PLANNING AND SUPPLY ASSURANCE, FORECAST Buyer and Seller agree to convene once every calendar year to discuss annual Product quantities. Buyer has provided Seller with an annual non- binding forecast for the respective contract year. As requested by the Seller, the Buyer will provide a quarterly forecast for the subsequent contract years. Seller will provide Buyer a quarterly overview of the planned production run of each Butyl grade purchased for Buyer. Seller shall acknowledge in writing the requested delivery and timing of Products and Volumes. Source: WEST PHARMACEUTICAL SERVICES INC, 8-K, 1/16/2020 CHANGE CONTROL Changes to the manufacturing process are carefully controlled and are subject to review and formal approval by EMCC/A or other affiliates of Exxon Mobil Corporation prior to implementation. Buyer will be informed at least six months in advance of any change determined by EMCC/A to result in a significant change to the chemical composition or performance of the Product. [*****] CREDIT If Seller/ExxonMobil Selling Affiliates' has reasonable grounds for insecurity with respect to the financial responsibility of Buyer/Buyer Affiliates, Seller/ExxonMobil Selling Affiliates may require advance cash payment or satisfactory security and may withhold Product shipments until receipt of such payment or security. Such action by Seller/ExxonMobil Selling Affiliates shall not constitute a change of payment terms hereunder. If amounts due hereunder are placed with an outside agency for collection, or if suit is brought for collection, or if collected through probate, bankruptcy or other judicial proceedings, then Buyer/Buyer Affiliates shall pay all costs of collection, including attorneys' fees, in addition to all other amounts due. SET-OFF AND RECOVERY With respect to any monetary amounts and/or product-exchange delivery imbalances due from Buyer/Buyer Affiliates to Seller/ExxonMobil Selling Affiliates, Seller/ExxonMobil Selling Affiliates may (i) set-off such monetary amounts and/or product-exchange delivery imbalances against any monetary amounts and/or product-exchange delivery imbalances owing to Buyer/Buyer Affiliates; and/or (ii) recoup such monetary amounts and/or product-exchange delivery imbalances from any amounts paid and/or deliveries made to Buyer/Buyer Affiliates by Seller/ExxonMobil Selling Affiliates. For purposes hereof, any and all written agreements between Buyer and Seller shall be deemed to be part of an integrated agreement set forth herein. ECONOMIC CONDITIONS AND TRENDS CLAUSE It is understood and agreed that the basis for this Agreement is an extraordinary level of mutual trust and confidence between the parties, not only in matters of price, quality, and service relating to the quantities of Product purchased and sold hereunder, but also with respect to the accommodation of changes that may develop in the business environment or the pursuit of such mutual undertakings as may benefit either or both of the parties to this Agreement. Moreover, the terms relating to quantity and price presume the continuation of economic conditions and trends now prevailing, including but not limited to levels of industrial production, tire demand, labor rates, energy costs, and foreign exchange relationships. In the event that, in the view of either party, a significant change of any kind does occur which materially and significantly alters the value received by either party in this transaction, that party may, upon written notice of its election and reasons therefor, request that this Agreement be renegotiated and the other party will be obligated to enter into the renegotiation unless the request is formally withdrawn. Neither party shall unreasonably request such renegotiation FAILURE IN PERFORMANCE Notwithstanding anything to the contrary in Attachments A, G or H, no liability shall result to either party from delay in performance or non- performance of an obligation hereunder (including an obligation to make payment) in whole or in part caused by circumstances reasonably beyond the control of the party affected, including but not limited to, acts of God, terrorist activity, transportation failure, breakdowns, equipment failure, criminal enterprise, sabotage, diminishment, or failure of power, telecommunications, data systems or networks, shortage or inability to obtain Product or raw material for Product, or good-faith compliance with any governmental order or request (whether valid or invalid). Notwithstanding any other notice requirement in this Agreement, actual notice (e.g., phone, email, letter) to a counterparty of a delay or failure described in this provision will constitute effective notice for purposes of this provision. Regardless, however, of the occurrence or nonoccurrence of any such circumstances, if, supplies
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Extract the exact clause related to "Insurance" from the excerpt above.