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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quantity, weight and loss or damage to any Product sold under this Agreement shall be waived by Columbia unless made within [***] of receipt of Product by Columbia." 10. Section 4.1 of the Existing Agreement (Audits) shall be deleted and replaced by the following: "4.1 Audits. Columbia QA, any other person appointed by Columbia, Columbia's customer, and/or any Regulatory Authority may conduct inspections and audits of Fleet's manufacturing facility, Columbia Equipment, quality control laboratories, and other quality systems relating to the manufacture and storage of the Product according to Columbia's reasonable procedures upon reasonable prior written notice, during normal business hours, provided, however, that Columbia QA, any other person appointed by Columbia and/or any Regulatory Authority may conduct a "For Cause" audit during normal business hours upon three (3) business days prior written notice to Fleet. Any such audit undertaken by Columbia QA or any other person appointed by Columbia shall be at Columbia's sole cost and expense. Columbia or any other person appointed by Columbia shall have the right, in connection with any such audit, to inspect and obtain copies of any records or other documents and materials associated with or related to the manufacture of the Product. Fleet shall promptly notify Columbia of any proposed inspections by any governmental authority of the facilities at which Product is manufactured in sufficient time for Columbia to attend such inspection." 11. Sections 5.1 (Price) and 5.2 (Invoicing) of the Existing Agreement shall be deleted and replaced by the following: 5 CERTAIN CONFIDENTIAL PORTIONS OF THIS EXHIBIT WERE OMITTED AND REPLACED WITH "[***]". A COMPLETE VERSION OF THIS EXHIBIT HAS BEEN FILED SEPARATELY WITH THE SECRETARY OF THE SECURITIES AND EXCHANGE COMMISSION PURSUANT TO AN APPLICATION REQUESTING CONFIDENTIAL TREATMENT PURSUANT TO RULE 24B-2 PROMULGATED UNDER THE SECURITIES EXCHANGE ACT OF 1934, AS AMENDED. "5.1 Price. During the Term, the purchase price for each Batch purchased by Columbia from Fleet in any [***] shall be determined in accordance with Part 1 of Exhibit A and the pricing model set out in Part 2 of Exhibit A attached hereto, as may be amended from time to time in accordance with the provisions of this Section 5.1. The Parties shall agree the applicable purchase price for each [***] in accordance with Part 1 of Exhibit A (as may be amended from time to time in accordance with this Section 5.1) and the production forecasts received by Fleet pursuant to Section 3.1. [***]. Any adjustments as set out in paragraphs (a), (b) and (c) below and any consequent adjustments to the volume discount model set out in Part 1 of Exhibit A and/or the pricing model set out in Part 2 of Exhibit A shall be agreed in writing by both Parties and shall take effect from 1 January the following calendar year. Exhibit A may be amended by the mutual written agreement of both parties as follows: (a) the [***] of Exhibit A shall only be amended to reflect the change in rate of the Consumer Price Index as published by the UK Office of National Statistics all item data series D7BT (the "CPI"). By way of example, if on 1 November in a calendar year during the Term, the CPI shows that there has been an increase in prices compared with the same index on 1 November the previous year [***], then [***] in the model as of 1 January in the following year [***] of the CPI increase as recorded on 1 November, [***]. (b) the [***] of Exhibit A shall only be amended to reflect [***] of the change in rate of the CPI. By way of example, if on 1 November in a calendar year during the Term, the CPI shows that there has been an increase in prices compared with the same index on 1 November the previous year [***], then [***] in the model as of 1 January in the following year [***] of the CPI increase as recorded on 1 November, i.e. by [***]. (c) the [***] of Exhibit A shall only be amended to reflect any [***] changes to the cost of any of the [***] set out in Part 4 of Exhibit A. If at any other time during a calendar year the [***] when compared with [***], Fleet shall have the right to amend the [***] for any future invoices by providing Columbia with at least three (3) months' prior written notice. Except as otherwise set out in Section 5.1 (c), the first period during
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Extract the exact clause related to "Document Name" from the excerpt above.