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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Services. 12.2. CONFIDENTIALITY BY CONTRACTOR. Contractor will provide the Manufacturing Outsourcing Services in a manner that complies with the Confidentiality requirements of APPENDIX E. Contractor shall not: transfer to others, copy or duplicate, sub-license, sell, publish, display or otherwise make available in any form or disclose, the NICE Proprietary Information and/or the NICE Software and/or the NICE Intellectual Property, to any third party, except to suppliers/manufacturers of components and/or sub assemblies that require specifications for their supply, in which case they shall be required by Contractor to execute a Confidentiality Agreement in the form of APPENDIX E VIS-A-VIS NICE. Contractor shall use the same degree of care with respect to NICE Proprietary Information as it uses in protecting its own proprietary information and trade secrets. Without derogating from the aforementioned, Contractor shall not, in any way or manner, directly or indirectly, engineer, reverse engineer, compile, decompile or reverse assemble the NICE Software, or analyze or otherwise examine the NICE Software for the purpose of reverse engineering. 12.3. In addition, Contractor shall not disclose the NICE Proprietary Information to any Personnel, except on a need to know basis as required in order to implement this Agreement. Contractor undertakes to procure that its Personnel and Permitted Subcontractors engaged in performance of this Agreement (except subcontractor's employees who do not have access to the NICE production lines at Contractor's premises), and reasonably designated by NICE in advance in writing, have signed a non-disclosure agreement in the form of APPENDIX E, prior to receipt of any NICE Proprietary Information. 33 12.3A Notwithstanding anything to the contrary, Contractor shall have no liability with respect to disclosure of NICE Proprietary Information if such information came into the possession of the Contractor independently of this Agreement, through a breach of obligation of secrecy of a third party to NICE, of which Contractor was not aware and should not have been aware if Contractor had exercised due care. 12.4. CONFIDENTIALITY BY NICE. NICE shall not: transfer to others, copy or duplicate, sub-license sell, publish, display or otherwise make available in any form or disclose, the Contractor's Proprietary Information, to any third party, except for the purpose of performing this Agreement. NICE shall use the same degree of care with respect to such Contractor's Proprietary Information as it uses in protecting its own proprietary information and trade secrets. All rights in Contractor's Proprietary Information, shall remain solely with Contractor. Notwithstanding the aforesaid, it is agreed that any manufacturing methods applied by Contractor, which are Contractor's Proprietary Information, may be used by NICE itself (including its Affiliates) (but may not be transferred/disclosed to any third party) and by signing this Agreement Contractor hereby grants NICE a personal, non exclusive, non transferable, perpetual license to use such manufacturing methods. 12.4A Notwithstanding anything to the contrary, NICE shall have no liability with respect to disclosure of Contractor Proprietary Information if such information came into the possession of NICE independently of this Agreement, through a breach of obligation of secrecy of a third party to Contractor, of which NICE was not aware and should not have been aware if NICE had exercised due care. 12.5. LEGAL OBLIGATION TO DISCLOSE. In the event a party is required to disclose Proprietary Information of the other party, by applicable law or by any government in the exercise of its lawful authority, the party so required shall (i) promptly notify the other party in writing, and, at the other party's expense: (ii) use reasonable and lawful efforts to resist making any disclosure of Proprietary Information not approved by the other party, (iii) use reasonable and lawful efforts to limit the amount of Proprietary Information to be disclosed pursuant to any such disclosure, and (iv) cooperate with the other party to obtain a protective order or other appropriate relief to minimize the further dissemination of any Proprietary Information to be disclosed pursuant to any such disclosure. 12.6. INTELLECTUAL PROPERTY INDEMNIFICATION BY CONTRACTOR. Contractor shall indemnify, hold harmless and defend NICE from and against any and all damages (including all damages awarded to a third party and payable by NICE), costs, losses, and expenses (including settlement awards and reasonable attorney's fees) arising from any claim or suit made against NICE or a third party which NICE is obligated to indemnify, by a third party based on the allegation that the Products infringe or violate any Intellectual Property right due to the components and/or sub assemblies supplied by Contractor hereunder and/or the manufacturing processes and methods as performed by Contractor
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Extract the exact clause related to "Irrevocable Or Perpetual License" from the excerpt above.

assistant: Notwithstanding the aforesaid, it is agreed that any manufacturing methods applied by Contractor, which are Contractor's Proprietary Information, may be used by NICE itself (including its Affiliates) (but may not be transferred/disclosed to any third party) and by signing this Agreement Contractor hereby grants NICE a personal, non exclusive, non transferable, perpetual license to use such manufacturing methods.