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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for each "Supported Processor" shall be 50% of that for the TMS320C54x processor family as listed in Exhibit C. (ii) The per-processor runtime license fees for any "Supported Processor" shall be the same as that specified in Exhibit C for the TI TMS320C54x. (iii) The runtime license fee CAP in exhibit C shall be cumulative across the TI TMS320C54x, TMS32OC55x, TMS330C6x, and other TI processors based on the same core processor architecture. For processors other than the TI processors listed in this Article 3.2A(iii) ("additional supported processors"), the runtime license fee CAP and buy-out license fee in Exhibit C shall be increased by 25% for each "additional supported processor." The CAP for Licensed Technology shall be cumulative across all "Supported Processors" (including "additional supported processors") utilized by LICENSEE. If the cumulative inflation index (according to government published Consumer Price Index) exceeds 25% from the effective date of this Agreement to the time when D2 makes available Licensed Technology for an "additional supported processor", D2 and LICENSEE agree to negotiate in good faith reasonable incremental runtime license fees for Licensed Technology used in such "additional supported processor. Software License D2 Technologies, Inc. and Maintenance Agreement August 4, 1997 CONFIDENTIAL 5 (B) "Unsupported Processors". If LICENSEE requires versions of Licensed Technology on a processor other than the "Supported Processors", D2 agrees to negotiate in good faith with LICENSEE an agreement to develop such a version of Licensed Technology. Such an agreement shall include appropriate development license fees and runtime license fees as well as special engineering service fees. 4. ACCEPTANCE Upon delivery of the Licensed Technology to Licensee, D2 will have tested and verified that such Licensed Technology shall perform in accordance with an acceptance specification agreed to by D2 and LICENSEE. The acceptance specification shall be completed no later than 90 days after the effective date of this Agreement and shall be attached to this agreement as Exhibit F. Upon successful completion of the acceptance testing, LICENSEE shall make the final "Development License Fee" payment described in Exhibit C LICENSEE shall, within thirty (30) days after delivery of any Licensed Technology, either accept such Licensed Technology or reject such Licensed Technology because of nonconformance with the Specifications. LICENSEE shall provide D2 with written notification of any rejection of Licensed Technology which explains the basis for such rejection. If completion of testing is precluded or delayed due to performance deficiencies, incompatibilities or other Defects in the Licensed Technology, D2 shall immediately and without any additional payment, correct such Defects.. All corrected versions of the Licensed Technology shall be subject to the acceptance procedures set forth above in this Article 4. 5. REPORTS, AUDITS 5.1 Reports. Within thirty days after the end of each calendar quarter during the term of this Agreement, LICENSEE shall provide D2 with written reports setting forth the number of LICENSEE Products containing the Licensed Technology that were licensed to end users by LICENSEE in such calendar quarter as more particularly described in Article 2.2 (iii) above. 5.2 Audits. LICENSEE shall maintain records of its distribution of Licensee Products containing the Licensed Technology, for a period of one year after the date on which LICENSEE distributes the Products to which such records pertain. D2 may audit such records by engaging an independent public audit firm, approved in advance by Licensee, upon thirty days written notice, provided that (i) no more than one such audit may be made in any twelve month period, (ii) D2 may only audit LICENSEE's records for a particular time period once, and (iii) D2 shall be responsible for ensuring that the auditor executes and abides by LICENSEE's confidentiality agreement. Software License D2 Technologies, Inc. and Maintenance Agreement August 4, 1997 CONFIDENTIAL 6 6. MAINTENANCE AND SUPPORT 6.1 Maintenance and Support Obligation, Fees. On the date of expiry of the Warranty period defined in Article 8.3, and on any anniversary of the expiry date, LICENSEE may in its sole discretion pay D2 a "Maintenance and Support Fee" according to Exhibit C. In return for payment of such fee, D2 shall provide LICENSEE with the maintenance and support set forth in this Article 6 for a period of twelve months (the "Contract Year"). In any event, D2 shall provide support and maintenance services to Licensee during the Warranty period in breadth and scope which is no less than the support and maintenance services described in this Article. D2 shall make available to LICENSEE the maintenance and support services according to the terms of this Article 6 for
"""

Extract the exact clause related to "Warranty Duration" from the excerpt above.

assistant: Upon successful completion of the acceptance testing, LICENSEE shall make the final "Development License Fee" payment described in Exhibit C LICENSEE shall, within thirty (30) days after delivery of any Licensed Technology, either accept such Licensed Technology or reject such Licensed Technology because of nonconformance with the Specifications.