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:
"""
Exhibit 2.7 FORM OF TRADEMARK LICENSE AGREEMENT THIS TRADEMARK LICENSE AGREEMENT (this "Agreement"), made and entered into as of the [ ] day of [ ], 2020 (the "Effective Date"), by and between ARCONIC INC., a corporation organized under the laws of Delaware ("Licensee") and ARCONIC ROLLED PRODUCTS CORP., a corporation organized under the laws of Delaware ("Licensor"). WHEREAS, Licensor and Licensee entered into a Separation and Distribution Agreement having an effective date of the [ ] day of [ ], 2020 ("Separation and Distribution Agreement"); unless specifically defined in this Agreement, any capitalized term in this Agreement shall have the meaning set forth in the Separation and Distribution Agreement. WHEREAS, Licensor formerly operated as a business unit of Licensee; WHEREAS, as part of and further to the Separation and Distribution Agreement: (a) Licensor and Licensee are now two separate publicly traded companies; and (b) Licensor was assigned all right, title, and interest to the trademark "ARMX" (the "Licensed Mark"); WHEREAS, Licensee wishes to license from Licensor the right to the Licensed Mark as hereinafter defined below; WHEREAS, Licensee wishes to obtain from Licensor, subject to the terms and conditions set forth in this Agreement, the right and license to use, have used, manufacture, have manufactured, sell, have sold, advertise, have advertised, import, have imported, export, have exported, offer for sale, and have offered for sale the Licensed Products (later defined) using the Licensed Mark (the "Licensed Purpose"); WHEREAS, Licensor is willing to grant such rights, upon the terms and subject to the conditions set forth in this Agreement. NOW, THEREFORE, in consideration of the mutual agreements, provisions and covenants contained in this Agreement, and for other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties, intending to be legally bound, hereby agree as follows: 1 Source: ARCONIC ROLLED PRODUCTS CORP, 10-12B, 12/17/2019 1. GRANT AND SCOPE OF LICENSE. 1.1 Grant of License. Licensor on behalf of itself and its Affliates hereby grants to Licensee the limited licenses to use and have used the Licensed Mark: (i) for the Licensed Products as set forth on Schedule 2; and (ii) as set forth on Schedule 1, concerning agreements entered into by Licensee prior to the Effective Date ("Existing Agreements"). For the avoidance of doubt, Licensor also grants to Licensee and its subsidiaries and affiliates a non-exclusive, worldwide royalty-free license for continued use of the Licensed Mark for the production and sale of inventory containing the Licensed Mark applied to such products during the Transition Period as set forth in section 8.2 of the Separation and Distribution Agreement and in Schedule 2 of this Agreement. Licensee will not, however, use the Licensed Mark except for the production and sale of inventory as provided in this Section 1.1 and in Section 8.2 of the Separation and Distribution Agreement and Schedule 2 of this Agreement. For avoidance of doubt, to the extent that any of the licenses granted by the terms of this Agreement include any right to sublicense, such right to sublicense shall extend to Licensee's subsidiaries and joint venturers. 1.2 Goodwill. Licensee expressly recognizes and acknowledges that its use of the Licensed Mark shall inure solely to the benefit of Licensor, and shall not confer on Licensee any ownership rights to the Licensed Mark. Licensee agrees and covenants that it shall not challenge, contest, or take any actions inconsistent with Licensor's exclusive rights of ownership of the Licensed Mark. 1.3 Trademark Notices. All print and electronic displays of the Licensed Mark by Licensee shall include at Licensor's option, a notice to the effect that the Licensed Mark are owned by Licensor and used by Licensee under license from Licensor. 1.4 Licensee Cooperation. Licensee agrees to reasonably cooperate with Licensor in achieving registration of the Licensed Mark worldwide, and in maintaining and protecting existing registrations therefor at Licensor's sole expense. Licensee shall execute any and all documents which Licensor may reasonably request in support of such registrations, and, at Licensor's request, Licensee shall provide use evidence, testimony, and documentation that may be required in any ex parte or inter partes administrative proceedings and prosecutions, maintenance and renewals involving registrations of the Licensed Mark, at Licensee's sole expense. 1.5 Quality Control, Licensor Approvals. Licensor, as owner of the Licensed Mark, shall have the right at all times to control and approve the nature and quality of the Licensed Products (and the Licensed Mark thereon), and to inspect Licensee's business operations upon reasonable prior notice for the purpose of
"""

Extract the exact clause related to "Change Of Control" from the excerpt above.