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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advance as practicable if the Parties agree to a Renewal Term less than ninety (90) days prior the commencement of such Renewal Term, the Parties shall agree to a Baseline Laboratory Service Revenue, Baseline M&P Expenses and Shared M&P Expenses for the Renewal Term. All other terms of this Agreement shall remain the same through the Renewal Term. 8.3 Termination for Cause. This Agreement may be terminated at any time by either Party effective: (a) upon thirty (30) days prior written notice if the other Party fails to make the required investments pursuant to Sections 3.5 or 3.6, as applicable, or pay any amount properly due under this Agreement; provided that neither Party may terminate if the failure of the other Party to meet the investment requirements under Sections 3.5 or 3.6, as applicable, is de minimis or not material; provided, further, that any such termination shall only become effective if the allegedly breaching Party fails to remedy or cure such breach or default prior to the end of such thirty (30) day period. If, prior to the end of such thirty (30) day period, the allegedly breaching Party remedies or cures such breach or default to the reasonable satisfaction of the non-breaching Party, this Agreement shall remain in full force and effect; (b) upon sixty (60) days prior written notice if the other Party materially breaches its representations, warranties or obligations under this Agreement; provided, however, that any such termination shall only become effective if the allegedly breaching Party fails to remedy or cure such breach or default prior to the end of such sixty (60) day period. If, prior to the end of such sixty (60) day period, the allegedly breaching Party remedies or cures such breach or default to the reasonable satisfaction of the non-breaching Party, this Agreement shall remain in full force and effect; 48 Source: EXACT SCIENCES CORP, 8-K, 8/22/2018 (c) immediately upon the filing or institution of bankruptcy, reorganization, liquidation or receivership proceedings, or upon an assignment of a substantial portion of the assets for the benefit of creditors by the other Party; provided, however, that in the case of any involuntary bankruptcy proceeding such right to terminate shall only become effective if the Party consents to the involuntary bankruptcy; or (d) immediately upon notice to the other Party, if such Party (the "Violating Party") is convicted of violating any Applicable Law, including applicable anti-corruption laws, bribery and corruption of public officials as well as private persons and entities, in connection with its activities under this Agreement and such violation materially adversely affects the ability of either Party to perform its obligations under this Agreement. The Violating Party shall be liable for damages or remedies as provided by law. 8.4 Termination Without Cause. After the date that is eighteen (18) months after the Effective Date, either Party may terminate this Agreement upon six (6) months prior written notice to the other Party. 8.5 Mutual Termination. This Agreement may be terminated at any time by mutual written consent of the Parties. 8.6 Termination for Change of Control. This Agreement may be terminated by either Party upon six (6) months written notice following a Change of Control of Exact; provided that such notice is given within thirty (30) days of the consummation of such Change of Control. 8.7 Royalty Upon Expiration. After the expiration of the Term or termination pursuant to Section 8.4 by either Party or Section 8.6 by Exact, based on cumulative Incremental Laboratory Services Revenue achieved during the Term or up to the termination date, Exact agrees to pay Pfizer the applicable royalty payment set forth below for twelve (12) consecutive Calendar Quarters following the expiration of the Term (the "Tail Period"); provided, however, the Tail Period shall be reduced to the number of full Calendar Quarters completed during the Term if less than twelve (12) Calendar Quarters if either Party terminates the Agreement without cause pursuant to Section 8.4 or Exact terminates as a result of a Change of Control pursuant to Section 8.6. Such royalty payment shall be payable to Pfizer within thirty (30) days of the end of each Calendar Quarter. Royalty payments shall be determined by multiplying the Laboratory Services Revenue and the applicable royalty rate from the chart below. Cumulative Incremental Laboratory Services Revenue during the Term Applicable Royalty Rate If < $200 million 0% If > $200 million and < $400 million 1% If > $400 million and < $600 million 2% If > $600 million 3%
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Extract the exact clause related to "Change Of Control" from the excerpt above.

assistant: This Agreement may be terminated by either Party upon six (6) months written notice following a Change of Control of Exact; provided that such notice is given within thirty (30) days of the consummation of such Change of Control.