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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Exhibit 10.1 Redactions with respect to certain portions hereof denoted with "***" COLLABORATION AGREEMENT This Collaboration Agreement (the "Agreement") is made as of April 14th, 2020 (the "Effective Date") by and between Anixa Biosciences, Inc., a Delaware corporation, located at 3150 Almaden Expressway, Suite 250, San Jose, CA 95118, U.S.A. ("Anixa"), and OntoChem GmbH, a German limited liability company, located at Blücherstr. 24, D-06120 Halle (Saale), Germany ("OntoChem"). Anixa and OntoChem are referred to herein individually as a "Party" and collectively as the "Parties." WHEREAS, the Parties wish to collaborate in the discovery and development of novel drug candidates for the treatment of COVID-19 in accordance with the terms and conditions of this Agreement. NOW, THEREFORE, in consideration of the premises and the mutual promises set forth in this Agreement, and other good and valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the Parties agree as follows: 1. Defined Terms. 1.1 "Affiliate" means, with respect to a Party, any entity directly or indirectly controlled by, controlling or under common control with such Party. For purposes of this definition, "control" means (a) ownership of fifty percent (50%) (or such lesser percentage which is the maximum allowed to be owned by a foreign entity or investor in a particular jurisdiction) or more of the outstanding voting stock or other ownership interest of an entity, or (b) possession of the power to (i) elect, appoint, direct or remove fifty percent (50%) or more of the members of the board of directors or other governing body of an entity or (ii) otherwise direct or cause the direction of the management or policies of an entity by contract or otherwise. 1.2 "Hit Compound" means any chemical entity that is determined in performing the Research Plan to meet the Hit Criteria. 1.3 "Hit Criteria" means the criteria identified as "Hit Criteria" as set forth in the Research Plan. 1.4 "Invention" means any invention, know-how, data, discovery or proprietary information, whether or not patentable, that is made or generated solely by the Representatives of Anixa or OntoChem or jointly by the Representatives of Anixa and OntoChem in performing the Research Plan, including all intellectual property rights in the foregoing. 1.5 "Representative" means, with respect to a Party, an officer, director, employee, agent or permitted subcontractor of such Party. 1.6 "Research Plan" means the research plan attached hereto as Exhibit A. 1 1.7 "SAR" means the relationship between the chemical or three-dimensional structure of a compound and its biological activity, and includes the determination of the chemical groups responsible for evoking a target biological effect. 1.8 "Target" means: (a) any protease of any coronavirus, including Mpro; (b) the Nsp15-pRB ribonuclease protein- protein interaction; (c) all mutants and variants of any molecule or component referenced in clauses (a) or (b); and (d) all truncated forms (including fragments) of any molecule or component referenced in clauses (a) or (b) or mutant or variant referenced in clause (c). 1.9 "Variant" means, with respect to any Hit Compound: (a) all compounds within the genus of compounds to which such Hit Compound would belong under United States patent laws as referenced in the Selection Notice (as defined below); and (b) any base form, metabolite, ester, salt form, racemate, stereoisomer, polymorph, hydrate, anhydride or solvate of such Hit Compound or any other compound described in clause (a) (in the case of this clause (b), without regard to whether such compound is referenced in the Selection Notice). 2. Research Program. 2.1 Performance. The Parties will diligently perform their respective activities set forth in the Research Plan (such activities, collectively, the "Research Program") in accordance with the timelines set forth therein, with the objective of identifying Hit Compounds and Lead Scaffolds that modulate the applicable Target. Without limiting the foregoing, OntoChem will (a) provide all deliverables set forth in the Research Plan (each, a "Deliverable") and (b) obtain any authorizations, approvals and licenses required for performance of the Research Plan. If any terms set forth in the Research Plan conflict with the terms set forth in this Agreement, the terms of this Agreement will control unless expressly indicated to the contrary in the Research Plan. The Research Plan may not be amended without the prior written consent of both Parties. If, from time to time, the Parties desire to expand the scope of the Research Program, then they will negotiate in good faith a potential amendment of the Research Plan in regard to such expanded scope, on commercially reasonable terms, but neither Party
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Extract the exact clause related to "Effective Date" from the excerpt above.

assistant: April 14th, 2020