Auditor Space. Saul Company leases certain premises which include one (1) conference room that is currently fully utilized by outside auditors of ​ (the “​ Auditor Space”). ​ shall reimburse Saul Company for one hundred percent (100%) of the costs of the ​ Auditor Space (the “Auditor Space Cost”).

Auditor. To the Company’s knowledge, the auditor engaged by the Company with respect to the Company Financial Statements has at all required times since the date of the Sarbanes-Oxley Act been: # a

The Audit Committee of the Board will ensure that the lead audit partner and the audit review partner be rotated every five (5) years as is required by SEC and NASDAQ rules.

Space. Effective as of the 5,003 Expansion Premises Commencement Date (as defined below), Paragraph 41 of the Rider to the Original Lease and all other applicable provisions of the Original Lease are hereby modified and amended as follows:

Appointment of Auditor. ​ may appoint a recognized accounting firm reasonably acceptable to Denali to inspect the relevant books of account of Denali to verify any reports or statements provided, or amounts paid or invoiced (as appropriate), by Denali. The accounting firm (and any individuals, if applicable) appointed to perform the examination under this Agreement must execute a confidential disclosure agreement with Denali, or otherwise be subject to terms governing non-use and non-disclosure of information that Denali has agreed in writing are acceptable.

Rooftop Space. Tenant hereby acknowledges that to the extent either # any portion of the Tenant Improvements, or # any of Tenant's equipment installed in the Premises, requires a portion of the roof to be utilized by Tenant, that Tenant shall only be permitted to utilize that certain portion of the roof as designated on [Schedule 4] to this [Exhibit B] (the "Rooftop Space").

Offer Space. Notwithstanding anything to the contrary in this Lease, ​ and ​ acknowledge and agree that neither the Phase 1 Expansion Space nor the Phase 2 Expansion Space is contiguous Offer Space (as defined in the Lease) subject to the expansion rights set forth in [Article 36] of the Lease.

Space Plan. Tenant or Tenant’s Architect shall prepare a proposed space plan for the Tenant Improvements in the Premises which shall include a layout and designation of all partitioning, intended use for such space and equipment to be contained therein (the “Space Plan”) and shall deliver the proposed Space Plan to Landlord with a request for Landlord’s approval. Landlord shall approve or disapprove the Space Plan by written notice given to Tenant within ten (10) Business Days after receipt of the Space Plan. Landlord shall not unreasonably withhold its approval of the Space Plan, provided that, without limiting the generality of the foregoing, Landlord shall be entitled to withhold its consent to the Space Plan if, in Landlord’s good faith judgment, any one or more of the following conditions exist: # the proposed Tenant Improvements will adversely affect the exterior appearance of the Building; # the proposed Tenant Improvements may impair the structural strength of the Building, affect any of the Base Building Systems or adversely affect the value of the Building; or # the proposed Tenant Improvement Work would trigger the necessity under Applicable Laws or otherwise for work to be performed outside the Premises. If Tenant’s proposed interior partitioning or other aspects of the Tenant Improvement Work will, in Landlord’s good faith judgment, require changes or alterations in the Base Building Systems located outside of the Premises, and Landlord approves such changes or alterations, such changes or alterations shall be made at Tenant’s expense. If Landlord disapproves the Space Plan, Landlord shall return the Space Plan to Tenant with a statement of Landlord’s reasons for disapproval, or specifying any required corrections and/or revisions. Landlord shall approve or disapprove of any revisions to the Space Plan by written notice given to Tenant within five (5) Business Days after receipt of such revisions. This procedure shall be repeated until Landlord approves the Space Plan (as so approved, the “Approved Space Plan”).

The Additional Space shall be added to the Premises under all the terms and conditions of the Lease, as modified herein, for a term (the “Additional Space Term”) commencing on the A.S. Commencement Date and ending on the Expiration Date or on such earlier dale upon which the term of the Lease shall expire, be canceled or terminated pursuant to any of the conditions or covenants of the Lease or pursuant to law (and the term “Premises”, as used in the Lease, shall from and after the A.S, Commencement Date, mean the Premises and the Additional Space). Tenant acknowledges and agrees that the Additional Space shall be used and occupied for storage purposes only and for no other purpose.

On or prior to the Substitute Storage Space Commencement Date, Tenant shall deliver to Landlord possession of the Storage Space vacant and broom clean, free of all occupancies and encumbrances and otherwise in accordance with the terms, covenants and conditions of the Lease as if the Substitute Storage Space Commencement Date were the Expiration Date. Landlord acknowledges that Landlord has inspected the Storage Space and is fully familiar with the condition thereof and agrees to accept the surrender thereof at the Substitute Storage Space Commencement Date in its then “as-is” condition.