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 Subsidiaries, or (b) circumstances forming the basis of noncompliance with or liability under any Environmental Laws. "Environmental Laws" shall mean any Law or Order of any Governmental Authority relating to the protection of the environment (including protection of air, water, soil, and natural resources), human health, natural resources or the use, storage, handling, release, exposure to or disposal of any Hazardous Substance, as in effect on the date hereof. "FIEL" shall mean the Financial Instruments and Exchange Law of Japan (kinyuu-shohin-torihiki-ho) (Law No. 25 of 1948, as amended). "Financing" shall have the meaning set forth in the recitals hereto. "Financing Commitment" shall have the meaning set forth in the recitals hereto. "Financing Party" shall have the meaning set forth in Section 4.09. "Financial Statements Date" shall have the meaning set forth in Section (j) of Schedule 3.01. "GAAP" shall mean Japanese generally accepted accounting principles in effect from time to time. 3 "Governmental Authority" shall mean any domestic, foreign or supranational government, governmental authority, court, tribunal, agency or other regulatory, administrative or judicial agency, commission or organization (including self-regulatory organizations), tribunal or arbitral body, stock exchange, and any subdivision, branch or department of any of the foregoing. "Hazardous Substance" shall mean any substance that is regulated as hazardous, toxic, radioactive, or as a pollutant, contaminant or harmful biological agent, including petroleum and any derivative or by-products thereof, that may give rise to liability under any Environmental Laws. "Indebtedness" shall mean, for any Person, all obligations, contingent or otherwise, of that Person (i) for borrowed money, (ii) evidenced by notes, debentures or similar instruments, (iii) under capitalized lease obligations, (iv) in respect of the deferred purchase price of securities or other assets, and (v) in respect of reimbursement obligations to reimburse any other Person for or in respect of any letter of credit, bankers' acceptance, surety bonds or other financial guaranties. "Indemnified Party" shall have the meaning set forth in Section 5.03. "Indemnifying Party" shall have the meaning set forth in Section 5.03. "Intellectual Property Rights" shall mean all patents, patent rights, licenses, inventions, copyrights, trademarks, service marks, logos, trade dress, design rights, trade or business names, domain names, trade secrets, know-how, in each case of a proprietary nature and any proprietary confidential information systems processes or procedures of the intellectual property (whether, in each case, registered, unregistered or unregistrable, and including pending applications for registration and rights to apply for registration) and all rights of a similar nature or having similar effect which may subsist in any part of the world. "Japan Business Day" shall mean any day other than a Saturday or Sunday, or any other day on which commercial banks in Tokyo, Japan are authorized or required by Japanese Law to close. "Jefferies" shall have the meaning set forth in the recitals hereto. "Launch Date" shall have the meaning set forth in Section 2.02(a). "Law" shall mean, with respect to any Person, any law, statute or ordinance, or any rule, regulation, standard, judgment, order, writ, injunction, ruling, decree, arbitration award, agency requirement, license or permit of any Governmental Authority that is legally binding on such Person. "Lenders" shall mean Jefferies and a syndicate of banks, financial institutions and other lenders providing the Financing pursuant to the terms of the Financing Commitment. 4 "Lien" shall mean a lien, charge, option, mortgage, pledge, security interest, claim, deed of trust, hypothecation or encumbrance of any kind. "Losses" shall mean damages, losses or liabilities (including judgments, awards, interest and penalties), together with costs and expenses reasonably incurred, including the reasonable fees and disbursements of legal counsel. "Material Adverse Effect" shall mean any fact, event, circumstance, occurrence, change or effect that individually or in the aggregate has or is reasonably likely to have a material adverse effect on the business, financial condition, assets, operations, or results or prospects of operations of the Company, taken as a whole. "Material Contract" shall mean any Contract or other agreement to which the Company is a party, and is material to the business, operations, or material properties or assets of the Company. The Material Contracts shall include, without limitation, any Contract or other agreement: (i) which is described under "Part 1. Company's Information - II. Description of the Company - 5. Material Contracts Relating to Business" in the securities report (yuka-shoken-hokokusho) of the Company filed with the Kanto Local Finance Bureau on June 24, 2015 in accordance with Article 24, Paragraph 1 of the FIEL, except for the License Agreement with Astellas Pharma Inc., which is
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Extract the exact clause related to "Exclusivity" from the excerpt above.