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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LeadersOnline's financial and other pertinent records relating to such payment in order to verify the amount of the payments owed and/or paid. If the amount owed by LeadersOnline to VerticalNet was underpaid, the additional amount owed shall be paid to VerticalNet within 15 days of notice of such underpayment to LeadersOnline. If the amount owed by LeadersOnline to VerticalNet was underpaid in excess of 10% of the amount owed, the fees of such audit shall also be paid to VerticalNet within 15 days of notice of such to LeadersOnline. If the amount owed by LeadersOnline to ___________ *** Omitted pursuant to a confidential treatment request filed separately. 7 VerticalNet was overpaid, the excess amount paid shall be returned by VerticalNet within 15 days of notice of such overpayment. VerticalNet shall give reasonable advance notice to LeadersOnline of such audit and each audit shall be conducted in a manner that does not cause unreasonable disruption to the conduct of business by LeadersOnline. The results of any such audit shall be deemed to be Confidential Information and may not be disclosed by either Party or its certified public accountants except as may be necessary to enforce such Party's rights. Any dispute as to the amount of an underpayment or overpayment shall be resolved in accordance with Article 8, below. 6.7. Interest. All payments not paid by the date such payments are due shall bear interest from the due date to the date payments are actually paid at the lower of (a) 1% per month or (b) the maximum rate permitted by law. 7. TERMINATION AND RENEWAL. 7.1. Either Party may terminate this Agreement immediately upon written notice to the other Party in the event of any material breach of a term of this Agreement by such other Party that remains uncured 30 days after notice of such breach was received by such other Party or, if the breach is not reasonably capable of cure within 30 days, such longer period, not to exceed 60 days, so long as the cure is commenced within the 30-day period and thereafter is diligently prosecuted to completion as soon as possible and in any event within 60 days. Source: LEADERSONLINE INC, S-1/A, 4/27/2000 7.2. Upon termination or expiration of this Agreement, (i) LeadersOnline shall no longer have the right to use any VerticalNet Mark, (ii) VerticalNet shall no longer have the right to use any LeadersOnline Mark; (iii) all Links between the VerticalNet Sites and the LeadersOnline Site shall be removed; (iv) VerticalNet shall remove all LeadersOnline Employer Spotlights from its Sites; (v) VerticalNet shall cease displaying or transmitting all Banners and Newsletter Ads of LeadersOnline; and (vi) LeadersOnline shall return all information concerning Candidates in accordance with Section 5.2 of this Agreement. 7.3. Following expiration or termination of this Agreement, the terms and provisions of Section 6 above shall continue to govern LeadersOnline's payment obligations. Following termination, LeadersOnline shall provide VerticalNet with a final accounting with respect to this Agreement and tender payment of amounts due under Section 6 at the next scheduled payment date. LeadersOnline shall be obligated to pay VerticalNet the fees set forth in Section 6.3.2 [Revenue Sharing] for any Placement that occurs within six (6) months following termination of this Agreement. 7.4. LeadersOnline shall have the option, subject to VerticalNet's approval exercised in its sole and absolute discretion, to extend the Term of this Agreement for an additional 12 months (a "Renewal Term") on such terms and conditions as may be mutually agreed upon by the Parties. To exercise this option, LeadersOnline must notify VerticalNet in writing of its election no later than 90 days prior to the expiration of the initial Term. Unless VerticalNet notifies LeadersOnline of its intention to extend the initial Term of this Agreement for an additional year within 30 days of receiving such notice the Agreement shall terminate in accordance with the terms hereof. 8 8. DISPUTE RESOLUTION 8.1. Negotiation and Escalation. If any controversy or claim arises relating to this Agreement, the Parties will attempt in good faith to negotiate a solution to their differences, including progressively escalating any controversy or claim through senior levels of management. If negotiation does not result in a resolution within 30 days of the date one Party first notifies the other of the controversy or claim, either Party may resort to arbitration under Section 8.2 [Arbitration]. 8.2. Arbitration. Any controversy or claim between the Parties concerning any breach or alleged breach of this Agreement or performance or nonperformance of
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Extract the exact clause related to "Audit Rights" from the excerpt above.

assistant: VerticalNet shall give reasonable advance notice to LeadersOnline of such audit and each audit shall be conducted in a manner that does not cause unreasonable disruption to the conduct of business by LeadersOnline.