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:
"""
such country (in each case, whether held in the name of SFJ or any of its Affiliates); and (c) take such other actions and execute such other instruments, assignments and documents as may be necessary to effect, evidence, register and record the transfer, assignment or other conveyance of such rights to PB or its designee; 14.3.4 at PB's written request and election in PB's sole discretion, SFJ shall and hereby does, and shall cause its Affiliates to either: (i) wind down in accordance with Applicable Law and observing applicable ethical and regulatory guidelines any or all Clinical Trials being conducted by or on behalf of SFJ or its Affiliate as of the effective date of termination, at SFJ's cost and expense; or (ii) (x) transfer control to PB of any or all Clinical Trials being conducted by or on behalf of SFJ or its Affiliate as of the effective date of termination and (y) continue to conduct such Clinical Trials being conducted by or on behalf of SFJ or an Affiliate as of the effective date of termination for up to [***] to enable such transfer to be completed without interruption of any such Clinical Trial, in each case ((x) and (y)), at PB's cost and expense; and 14.3.5 SFJ shall, and shall cause its Affiliates to, promptly assign to PB or its designee any and all Clinical Trial Agreements, CRO Agreements and other Vendor Agreements to which any of them is a party and cooperate in good faith with PB to provide appropriate notice and new contact information to the applicable Sites, Clinical Investigators, CROs and other Vendors and PB shall accept such assignment of all obligations of SFJ and its Affiliates thereunder without recourse to SFJ other than any indemnification obligations which SFJ may be liable for thereunder. 14.4 Surviving Obligations. 14.4.1 Accrued Rights and Obligations. Except as expressly set forth in Sections 3.20 and 14.4.2, and, if applicable, the Program Transfer Agreement, expiration or termination of this Agreement for any reason will not release either Party from any obligation or liability which, at the time of such expiration or termination, has already accrued to the other Party or which is attributable to a period prior to such expiration or termination. 14.4.2 Exclusive Remedy. Notwithstanding anything herein to the contrary, termination of this Agreement by a Party will be without prejudice to other remedies such Party may have at law or equity; provided that the payment by PB to SFJ of the amounts specified as being payable upon a given termination in Section 14.2 shall be in lieu of any claim for damages that SFJ may have arising out of or in connection with the circumstances that formed the basis for such termination.. 14.4.3 Surviving Obligations. The following provisions of this Agreement, together with any other provisions that expressly specify that they survive, will survive expiration or earlier termination of this Agreement: 14.4.3.1 ARTICLE 1, ARTICLE 9, ARTICLE 10, ARTICLE 11, ARTICLE 12, Section 13.1, Section 13.6, Section 14.4 and ARTICLE 15; and Source: PHASEBIO PHARMACEUTICALS INC, 10-K, 3/30/2020 14.4.3.2 solely in the case of termination of this Agreement after payment by SFJ to PB of the Initial Development Cost Payment on the Initial Funding Date, but not in the case of expiration of this Agreement, Sections 3.20, 6.1- 6.7, 7.1-7.7 (in the case of such Sections 7.1-7.7, such provisions shall terminate only after all PB Obligations, other than contingent indemnity obligations, have been paid to SFJ or otherwise satisfied in accordance with this Agreement in full), 14.2 and 14.3. ARTICLE 15 MISCELLANEOUS 15.1 Relationship with Affiliates. Each Party will be responsible for any breach by its Affiliates of its obligations in connection with this Agreement, and each such Party will remain responsible for any responsibilities that it has delegated to an Affiliate as though such Party had performed (or failed to perform) such responsibilities itself. 15.2 Prior Agreements. The Parties agree on behalf of themselves and their respective Affiliates that any prior Confidentiality Agreement, by and between PB and SFJ (the "Prior CDA") is hereby terminated and superseded by this Agreement and that all Information disclosed under or pursuant to the Prior CDAs will constitute Confidential Information disclosed pursuant to this Agreement and will be subject to the terms of ARTICLE 10, with the confidentiality and non-use provisions of ARTICLE 10 applying retroactively to such Confidential Information from the date of disclosure. 15.3 Notices. Any notice or other communication required or permitted to be given by either
"""

Extract the exact clause related to "Post-Termination Services" from the excerpt above.

assistant: at PB's written request and election in PB's sole discretion, SFJ shall and hereby does, and shall cause its Affiliates to either: (i) wind down in accordance with Applicable Law and observing applicable ethical and regulatory guidelines any or all Clinical Trials being conducted by or on behalf of SFJ or its Affiliate as of the effective date of termination, at SFJ's cost and expense; or (ii) (x) transfer control to PB of any or all Clinical Trials being conducted by or on behalf of SFJ or its Affiliate as of the effective date of termination and (y) continue to conduct such Clinical Trials being conducted by or on behalf of SFJ or an Affiliate as of the effective date of termination for up to [***] to enable such transfer to be completed without interruption of any such Clinical Trial, in each case ((x) and (y)), at PB's cost and expense;