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:
"""
Distributor, which are required by the Distributor for a particular End User application. C) Lucid will make available free of charge to the Distributor the services of at least one suitable sales professional. D) Lucid will make available free of charge to the Distributor the services of at least one Clinical Research Engineer. This person will normally reside at Lucid's USA Headquarters but may from time to time assist the Distributor within the Territory. E) Lucid will make its facility in the USA available, from time to time, to the Distributor and the Distributor's sales force for sales training purposes. Lucid will also offer this service to the Distributor for the introduction of potential End Users from the Territory. 13. Prices, Terms & Conditions of Sale A) The Distributor may purchase Products from Lucid at the price published by Lucid, from time to time, in the International Distributor price list (attached). Lucid agrees to allow the Distributor a discount of thirty (30) per cent against the published International Distributor price list. B) All orders from the Distributor to Lucid will be subject to Lucid's standard terms and conditions of sale. C) All prices are quoted by Lucid in US Dollars and are sold Ex Works, becoming the Distributor's property when despatched from the Lucid facility. 14. Minimum Purchase Obligation The Distributor agrees to purchase from Lucid minimum agreed quantity of product in the first, second and third years of the Agreement, excluding demonstration product. These quantities to be agreed by both parties in the initial detailed sales plan noted in clause 9D and amended with further agreement in subsequent annual sales plans 15. PAYMENT TERMS The Distributor agrees to abide by Lucid's standard payment terms, which are as follows; One Hundred (100) per cent of order value by sixty ( 90 ) day irrevocable letter of credit when order is placed on Lucid. 16. TERMINATION A) Either party may terminate this agreement by giving written Notice to the other party if: i) The other party fails to perform or satisfy any of the conditions, covenants or obligations of this Agreement. ii) The other party files or has filed against it, a petition seeking relief under any bankruptcy, insolvency, reorganisation, moratorium, liquidation or similar law affecting creditors' rights B) In addition, Lucid may terminate this agreement by giving the Distributor Written Notice if there is any change of control, ownership or management of the Distributor. C) Either party may terminate this agreement by providing Ninety days Written Notice. 17. EFFECT OF TERMINATION A) Upon the termination of this Agreement: 1. The Distributor shall terminate any registration it has made as a Lucid Distributor. 2. Distributor will immediately return any samples, sales literature, promotional materials and other documents supplied to the Distributor free of charge from Lucid. 3. Any right to use Lucid patents, copyrights, trademarks, symbols and logos shall immediately cease. B) If this Agreement is terminated Lucid shall not be liable for any incidental, indirect; special punitive of consequential damages of any kind, including any perceived or real market development costs. 18. Incident and Traceability Reporting A) DISTRIBUTOR will IMMEDIATELY report via telephone communication to Lucid any incidents that involve the use of PRODUCTS sold by the DISTRIBUTOR to end users that affect patient safety or well-being (an "INCIDENT"). Such oral incident reporting will be followed immediately by a written incident report that documents the detailed conditions that resulted in the INCIDENT and Distributor shall thereafter co-operate with Lucid in the investigation of any and all conditions that led to, or resulted from the INCIDENT. B) DISTRIBUTOR will routinely, but not less than annually, report in writing to Lucid, documenting the end users to which PRODUCTS have been sold, including the address, telephone number and name of a person who is the primary emergency contact. Lucid will use this information in the event of Lucid issuing a product recall of the PRODUCT for safety or other reasons. If such an event occurs, and upon Lucid's request, the DISTRIBUTOR will immediately provide Lucid with the names, addresses, telephone numbers and emergency contact personnel of any end user sites not previously reported to Lucid. 19. LIMITATION OF LIABILITY A) Lucid does not guarantee delivery of Product by any particular date. If Lucid accepts Distributor's order and fails to deliver ordered products, Distributors sole remedy will be limited to refund of money paid to Lucid for any undelivered products. B) Lucid will not have any liability or responsibility to Distributor or any other
"""

Extract the exact clause related to "Termination For Convenience" from the excerpt above.

assistant: Either party may terminate this agreement by providing Ninety days Written Notice.