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:
"""
to and addressing, with the commercially reasonable intent to ensure compliance with, applicable securities laws, rules and regulations, including, but not limited to: A. The use, release or other publication of forward-looking statements. B. Disclosure requirements regarding the required disclosure of the nature and terms of UTK's relationship with, including, but not limited to press releases, publications on its web site, letters to investors and telephone or other personal communication with potential or current investors. C. No press releases or any other forms of communication to third parties which mention both UTK CORPORATION and AVDU, shall be released without the prior written consent and approval of both UTK and AVDU. D. EXECUTION. The execution, delivery and performance of this Agreement, in the time and manner herein specified will not conflict with, result in a breach of, or constitute a default under any existing agreement, indenture, or other instrument to which either AVDU OR UTK is a party or by which either entity may be bound or affected. E. TIMELY APPRISALS. AVDU shall use its commercially reasonable efforts to keep UTK up to date and apprised of all business, market and legal developments related to and its relationship to UTK. F. CORPORATE AUTHORITY. Both AVDU and UTK have full legal authority to enter into this Agreement and perform the same in the time and manner contemplated. G. The individuals whose signatures appear below are authorized to sign this Agreement on behalf of their respective corporations. H. AVDU will cooperate with UTK and will promptly provide UTK with all pertinent materials and requested information in order for UTK to perform its Services pursuant to this Agreement. I. When delivered, the shares of AVDU Common Stock shall be duly and validly issued, fully paid and non-assessable. J. UTK represents to AVDU that a) it has the experience as may be necessary to perform all the required, b) all Services will be performed in a professional manner, and c) all individuals it provides to perform the Services will be appropriately qualified and subject to appropriate agreements concerning the protection of trade secrets and confidential information of which such persons may have access to over the term of this Agreement. K. Until termination of the engagement, AVDU will notify UTK promptly of the occurrence of any event, which might materially affect the condition (financial or otherwise), or prospects of AVDU. - 3 - VIII. CONFIDENTIAL DATA A. UTK shall not divulge to others, any trade secret or confidential information, knowledge, or data concerning or pertaining to the business and affairs of AVDU, obtained by UTK as a result of its engagement hereunder, unless authorized, in writing by AVDU. UTK represents and warrants that it has established appropriate internal procedures for protecting the trade secrets and confidential information of AVDU, including, without limitation, restrictions on disclosure of such information to employees and other persons who may be engaged in such information to employees and other persons who may be engaged in rendering services to any person, firm or entity which may be a competitor of AVDU. B. AVDU shall not divulge to others, any trade secret or confidential information, knowledge, or data concerning or pertaining to the business and affairs of UTK or confidential information revealed by UTK obtained as a result of its engagement hereunder, unless authorized, in writing, by UTK. C. UTK shall not be required in the performance of its duties to divulge to AVDU, or any officer, director, agent or employee of AVDU, any secret or confidential information, knowledge, or data concerning any other person, firm or entity (including, but not limited to, any such person, firm or entity which may be a competitor or potential competitor of) which UTK may have or be able to obtain other than as a result of the relationship established by this Agreement. IX. OTHER MATERIAL TERMS AND CONDITIONS A. INDEMNITY. 1. UTK shall indemnify, defend and hold harmless AVDU from and against any and all losses incurred by AVDU which arise out of or result from misrepresentation, breach of warranty or breach or non- fulfillment of any covenant contained herein or Schedules annexed hereto or in any other documents or instruments furnished by UTK pursuant hereto or in connection with this Agreement. 2. AVDU shall indemnify, defend and hold harmless UTK from and against any and all losses incurred by UTK which arise out of or result from misrepresentation, breach of warranty or breach or non-fulfillment of any covenant contained herein or Schedules annexed hereto
"""

Extract the exact clause related to "Effective Date" from the excerpt above.

assistant: Not found.