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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or otherwise. 7. Duration and Termination of this Agreement (a) This Agreement shall become effective as of the first date above written. This Agreement may be terminated at any time, without the payment of any penalty, upon 60 days' written notice, by the vote of a majority of the outstanding voting securities of the Fund or by the vote of the Fund's Trustees or by the Blockchain Administrator. The provisions of Section 5 of this Agreement shall remain in full force and effect, and the Blockchain Administrator shall remain entitled to the benefits thereof, notwithstanding any termination of this Agreement. Further, notwithstanding the termination or expiration of this Agreement as aforesaid, the Blockchain Administrator shall be entitled to any amounts owed under Section 4 through the date of termination or expiration, and Section 5 shall continue in force and effect and apply to the Blockchain Administrator and its representatives as and to the extent applicable. 3 Source: ARCA U.S. TREASURY FUND, N-2, 2/7/2020 (b) This Agreement shall continue in effect for two years from the date hereof, and thereafter shall continue automatically for successive annual periods, provided that such continuance is specifically approved at least annually by (A) the vote of the Board, or by the vote of a majority of the outstanding voting securities of the Fund and (B) the vote of a majority of the Fund's directors who are not parties to this Agreement or "interested persons" (as such term is defined in Section 2(a)(19) of the Investment Fund Act) of any such party, in accordance with the requirements of the Investment Fund Act. (c) This Agreement will automatically terminate in the event of its "assignment" (as such term is defined for purposes of Section 15(a) (4) of the Investment Fund Act). 8. Notices Any notice under this Agreement shall be given in writing, addressed and delivered or mailed, postage prepaid, to the other party at its principal office. 9. Amendments This Agreement may be amended pursuant to a written instrument by mutual consent of the parties. 10. Entire Agreement; Governing Law This Agreement contains the entire agreement of the parties and supersedes all prior agreements, understandings and arrangements with respect to the subject matter hereof. This Agreement shall be construed in accordance with the laws of the State of New York applicable to contracts formed and to be performed entirely within the State of New York, without regard to conflict of laws principles, and in accordance with the applicable provisions of the Investment Fund Act. In such case, to the extent the applicable laws of the State of New York, or any of the provisions herein, conflict with the provisions of the Investment Fund Act, the latter shall control. [Remainder of Page Intentionally Left Blank] 4 Source: ARCA U.S. TREASURY FUND, N-2, 2/7/2020 IN WITNESS WHEREOF, the parties hereto have executed and delivered this Agreement as of the date first above written. ARCA U.S. TREASURY FUND By: Name: Philip Liu Title: President ARCA CAPITAL MANAGEMENT, LLC By: Name: J. Rayne Steinberg Title: Chief Executive Officer 5 Source: ARCA U.S. TREASURY FUND, N-2, 2/7/2020
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Extract the exact clause related to "Exclusivity" from the excerpt above.

assistant: Not found.