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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follows: (i) within five (5) days after the Agreement Date, EKR will pay PPI [**] Dollars ($[**]) of the Equipment Purchase Price in cash; and (ii) concurrently with the execution of this Agreement, EKR will issue to PPI a promissory note in principal amount of [**] Dollars ($[**]), such note to be substantially in the form attached hereto as Exhibit 3.20(b) (the "Promissory Note"). (c) Commencing as of the Agreement Date, EKR agrees to lease the Transferred Equipment to PPI through the end of the then-current calendar quarter and, subject to renewal as provided below, on a calendar quarter-to-calendar quarter -21- basis thereafter (the "Lease Term"), for use solely in connection with the (i) performance of PPI's obligations under the Supply Agreement, (ii) the supply of Products to PPI's other licensees and collaborators and (iii) the supply of placebo for PPI's Exparel product to PPI's other licensees and collaborators. The Lease Term shall automatically renew at the end of each calendar quarter of the Lease Term. The Lease Term will automatically terminate immediately upon (i) any termination or expiration of this Agreement and/or the Supply Agreement or (ii) any exercise by EKR of the Step-in Right described in Section 17.5 below. (d) At any time between the Agreement Date and July 1, 2015, EKR shall have the right, exercisable upon sixty (60) days prior written notice to PPI, to terminate the Lease Term and sell the Transferred Equipment back to PPI, subject to payment by PPI to EKR within five (5) days of such notice of $[**] in cash, which if exercised shall result in (i) an offset against the unpaid balance of principal and interest under the Promissory Note pursuant to Section 3.20(f) below; and (ii) the termination of the Step-in Right described in Section 17.5. (e) At any time after July 1, 2015, PPI shall have the right, exercisable upon sixty (60) days prior written notice to EKR, to terminate the Lease Term and repurchase the Transferred Equipment from EKR, subject to payment by PPI to EKR within five (5) days of such notice of any principal paid by EKR under the Promissory Note, which if exercised shall result in the termination of the Step-in Right set forth in Section 17.5. (f) If, upon the expiration or earlier termination of the Lease Term (except as provided in Section 3.20(e) above), the aggregate amount of repayments and Royalty Offsets (as defined below) earned by EKR pursuant to Section 6.3 below have not equaled or exceeded the Advanced Royalty Payment (as defined below), then EKR shall have the right, at its option, to offset against the unpaid balance of principal and interest under the Promissory Note, by an amount equal to the -22- then-current balance of the Advanced Royalty Payment that has not yet been recouped by EKR through repayments and Royalty Offsets pursuant to Section 6.3 below (the "Remaining Balance"), in which event PPI's obligations under Section 6.3 below with respect to repayment of the Advanced Royalty Payment shall be deemed to have been paid in full. (g) In consideration of the foregoing lease, PPI shall pay EKR [**] lease payments in the amount of $[**]per calendar quarter, with the first lease payment due on the Agreement Date and each subsequent lease payment due during the Lease Term on the first day of each calendar quarter thereafter. (h) PPI shall not, without the prior, written consent of EKR, remove any of the Transferred Equipment from the locations within the Approved Facilities (as defined in the Supply Agreement) where such Transferred Equipment is installed as of the Agreement Date. (i) During the Lease Term, PPI shall: (i) assume the risk of loss or damage to the Transferred Equipment; (ii) maintain the Transferred Equipment in good operating condition and appearance, ordinary wear and tear excepted; (iii) comply with all requirements necessary to enforce any warranty rights and to maintain eligibility for any manufacturer maintenance program; (iv) promptly repair any repairable damage to the Transferred Equipment and (v) maintain property damage and liability insurance and insurance against loss or damage to the Transferred Equipment as part of PPI's general liability insurance. (j) If any of the Transferred Equipment is lost, stolen, destroyed, damaged beyond repair or in the event of any condemnation, confiscation, seizure or expropriation of any Transferred Equipment ("Casualty Transferred Equipment"), PPI shall promptly (i) notify EKR of the same, and (ii) pay to EKR an amount equal to the estimated in-place, fair market value of the Casualty Transferred Equipment
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Extract the exact clause related to "Exclusivity" from the excerpt above.