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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46 Source: EXACT SCIENCES CORP, 8-K, 8/22/2018 (e) was independently discovered or developed by or on behalf of the Receiving Party without the use of the Confidential Information belonging to the other Party and the Receiving Party has documentary evidence to that effect. 7.2 Authorized Disclosure and Use. (a) Disclosure. Notwithstanding the foregoing Section 7.1, each Party may disclose to Third Parties Confidential Information belonging to the other Party to the extent such disclosure is reasonably necessary to: (i) prosecute or defend litigation, (ii) exercise or enforce rights hereunder; provided that such disclosure is covered by terms of confidentiality no less stringent than those set forth herein, and (iii) comply with inquires by a Governmental Authority or subpoena issued by a Governmental Authority or a court of competent jurisdiction. In the event a Party shall deem it necessary to disclose pursuant to this Section 7.2 Confidential Information belonging to the other Party, the Disclosing Party shall to the extent possible give reasonable advance notice of such disclosure to the other Party and take reasonable measures to ensure confidential treatment of such information. (b) Use. Notwithstanding the foregoing Section 7.1, during the Term, each Party shall have the right to use the other Party's Confidential Information in carrying out its respective responsibilities under this Agreement. 7.3 Certain Regulatory Filings. Either Party may disclose the terms of this Agreement to the extent required, in the reasonable opinion of such Party's legal counsel, to comply with Applicable Laws, including the rules and regulations promulgated by the United States Securities and Exchange Commission or by any stock exchange or regulatory body to which the Party is subject. Before disclosing this Agreement or any of the terms hereof pursuant to this Section 7.3, the Parties will consult with one another regarding the terms in this Agreement to be redacted in making any such disclosure. If a Party discloses this Agreement or any of the terms hereof in accordance with this Section 7.3, such Party agrees, at its own expense, to seek confidential treatment of portions of this Agreement or such terms, as may be reasonably requested by the other Party. 7.4 Public Announcements. The Parties shall agree upon a joint press release to announce the execution of this Agreement, a copy of which is attached as Exhibit 7.4.Neither Party shall issue any news release or other public announcement relating to this Agreement except as set forth in Exhibit 7.4, including any of its terms, or to the performance of either Party hereunder, without the prior written approval of the other Party; provided that nothing in this Agreement shall prohibit Exact from making required disclosures or filings required by Applicable Law or by the rules 47 Source: EXACT SCIENCES CORP, 8-K, 8/22/2018 and regulations of any securities exchange. Once the text or substance of any announcement has been so approved, it may be repeated without further approval. 7.5 Use of Names. Except as described in this Agreement and as may be required by Applicable Law, neither Party shall distribute or have distributed any publicity or information which bears the name of the other without the prior written approval of the other. 8. TERM AND TERMINATION. 8.1 Term. This Agreement shall be effective as of the Effective Date and shall continue in effect through December 31, 2021 and any Renewal Term (the "Term"), unless terminated earlier as set forth herein. 8.2 Renewal. This Agreement may be renewed for an additional one year term ("Renewal Term") upon mutual written agreement of the Parties. Ninety (90) days prior to the beginning of the Renewal Term, or as far in 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
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Extract the exact clause related to "Expiration Date" from the excerpt above.

assistant: This Agreement shall be effective as of the Effective Date and shall continue in effect through December 31, 2021 and any Renewal Term (the "Term"), unless terminated earlier as set forth herein.