On the Closing Date, upon the terms and subject to the conditions set forth herein, substantially concurrent with the execution and delivery of this Agreement by the parties hereto, the Company agrees to sell, and the Purchasers, severally and not jointly, agree to purchase, an aggregate of up to $4,650,000 principal amount of Notes together with Warrants as determined pursuant to Section 2.2(a) (such purchase and sale being the “ Closing ”). Each Purchaser shall deliver to the Escrow Agent such Purchaser’s Subscription Amount, and the Company shall deliver to each Purchaser its respective Note and Warrants, as determined pursuant to Section 2.2(a), and the Company and each Purchaser shall deliver the other items set forth in Section 2.2 deliverable at the Closing. Upon satisfaction of the covenants and conditions set forth in Sections 2.2 and 2.3, the Closing shall occur at the offices of G&M or such other location as the parties shall mutually agree. Notwithstanding anything herein to the contrary, the Closing Date shall occur on or before May 31, 2018 (the “ Termination Date ”). With respect to any Closing not held on or before the Termination Date, the Escrow Agent shall cause (i) all subscription documents executed by the Company or a Purchaser to be returned to the Company or such Purchaser, as applicable, and (ii) each Subscription Amount to be returned, without interest or deduction to the Purchaser who delivered such Subscription Amount.