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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set forth in Section 6.2, and reduced by the amount previously paid by PB to SFJ pursuant to this Section 14.2.5.2. 14.2.6 Termination for Change of Control of PB. PB will notify SFJ in writing promptly (and in any event within [***]) following the entering into of a definitive agreement with respect to a Change of Control of PB. SFJ may, in its sole discretion, terminate this Agreement in its entirety at any time following a Change of Control of PB that occurs prior to the date of payment by PB of the final Approval Payment. In the event that SFJ terminates this Agreement pursuant to this Section 14.2.6, then, in exchange for purchasing the Trial Data Package including the Research Results included therein as set forth in Section 11.1.1.4, PB will pay to SFJ within [***] of the date of termination an amount equal to one hundred fifty percent (150%) of Development Costs which were paid or incurred by SFJ. PB or its successor (whose performance shall be guaranteed by PB) shall be obligated to continue to exercise Commercially Reasonable Effort to develop the Product and seek Regulatory Approval as set forth herein following the date of such termination including the Trial Data Package including the Research Results included therein as set forth in Section 11.1.1.4, PB shall remain obligated to pay any Approval Payments that become due and payable pursuant to ARTICLE 6 at such time as such Approval Payments become due and payable (if ever) pursuant to ARTICLE 6 (except to the extent of the amount of any Buy-Out Payment paid by PB pursuant to Section 6.7), provided that such Approval Payments (or Buy-Out Payment, as applicable) shall be adjusted as set forth in Section 6.2, and shall be reduced by the amount previously paid to SFJ as set forth in this Section 14.2.6. 14.2.7 Termination for Safety Concerns. Either Party may terminate this Agreement upon written notice to the other Party if (a) the independent data monitoring committee for the Phase 3 Trial recommends termination of the Phase 3 Trial for reasons pertaining to the health or safety of the Subjects or for futility, or (b) the Parties mutually agree a material health or safety concern with respect to the Subjects exists. In the event that this Agreement terminates pursuant to this Section 14.2.7, then PB will not be obligated to pay to SFJ any Development Costs or Approval Payments. Notwithstanding the foregoing, (A) if this Agreement terminates pursuant to this Section 14.2.7 and such termination: (i) arises as a result of gross negligence on the part of PB; or (ii) is due to (x) the applicable independent data monitoring committee recommending termination of the Phase 3 Trial or (y) PB and SFJ Source: PHASEBIO PHARMACEUTICALS INC, 10-K, 3/30/2020 mutually agreeing to terminate the Phase 3 Trial, in either case ((x) or (y)), due to a Serious Safety Issue that was previously known, demonstrated or identified by PB as being material as of the Effective Date and the material data showing, demonstrating, or identifying such Serious Safety Issue were not included in the Data Room, disclosed in writing to SFJ or otherwise publicly known prior to the Effective Date; then, in either case ((i) or (ii)), PB will pay SFJ within [***] of the date of termination an amount equal to three hundred percent (300%) of Development Costs paid or incurred by SFJ, and (B) if PB elects to continue development of the Product and obtains Regulatory Approval following such termination, in exchange for purchasing the Trial Data Package including the Research Results included therein as set forth in Section 11.1.1.4, PB will remain obligated to pay any Approval Payments that become due and payable pursuant to ARTICLE 6 at such time as such Approval Payments become due and payable (if ever) pursuant to ARTICLE 6 (except to the extent of the amount of any Buy-Out Payment paid by PB pursuant to Section 6.7), provided that such Approval Payments (or Buy-Out Payment, as applicable) shall be adjusted as set forth in Section 6.2 and shall be reduced by the amount previously paid by PB to SFJ pursuant to this Section 14.2.7. 14.2.8 Termination for Certain Breaches/Actions. 14.2.8.1 SFJ may terminate this Agreement if (i) PB has breached by its own actions, or by the actions of any of its Representatives, either of Section 13.1.3 or Section 13.1.4 in any material respect, (ii) a Representative of PB has breached the policy attached as Exhibit F‑1 in any
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Extract the exact clause related to "Change Of Control" from the excerpt above.

assistant: PB will notify SFJ in writing promptly (and in any event within [***]) following the entering into of a definitive agreement with respect to a Change of Control of PB.