Placements. Each time that the Company wishes to issue and sell Placement Shares hereunder (each, a “Placement”), it will notify the Agent by electronic mail (or other method mutually agreed to in writing by the parties) of the number of Placement Shares, the time period during which sales are requested to be made, any limitation on the number of Placement Shares that may be sold in any one day and any minimum price below which sales may not be made (a “Placement Notice”), the form of which is attached hereto as [Schedule 1]. The Placement Notice shall originate from any of the individuals from the Company set forth on [Schedule 3] (with a copy to each of the other individuals from the Company listed on such schedule), and shall be addressed to each of the individuals from the Agent set forth on [Schedule 3], as such [Schedule 3] may be amended from time to time. The Placement Notice shall be effective immediately upon receipt by the Agent unless and until # the Agent declines to accept the terms contained therein for any reason, in its sole discretion, # the entire amount of the Placement Shares thereunder has been sold, # the Company suspends or terminates the Placement Notice, which suspension and termination rights may be exercised by the Company in its sole discretion, or # this Agreement has been terminated under the provisions of [Section 13]. The amount of any discount, commission or other compensation to be paid by the Company to the Agent in connection with the sale of the Placement Shares shall be calculated in accordance with the terms set forth in [Schedule 2]. It is expressly acknowledged and agreed that neither the Company nor the Agent will have any obligation whatsoever with respect to a Placement or any Placement Shares unless and until the Company delivers a Placement Notice to the Agent and the Agent does not decline such Placement Notice pursuant to the terms set forth above, and then only upon the terms specified therein and herein. In the event of a conflict between the terms of Sections 2 or 3 of this Agreement and the terms of a Placement Notice, the terms of the Placement Notice will control.

For purposes of this article, (the authorization covers) the issuance and placement of bonds and other instruments denominated in domestic or foreign currency, which instruments may bear the printed signature of the Treasurer General of the Republic.

“Applicable Time” means the date of this Agreement, each Representation Date, the date on which a Placement Notice is given, and any date on which Placement Shares are sold hereunder.

No Consents Required. No consent, approval, authorization, order, registration or qualification of or with any court or arbitrator or any governmental or regulatory authority is required for the execution, delivery and performance by the Company of this Agreement, and the issuance and sale by the Company of the Placement Shares as contemplated hereby, except for such consents, approvals, authorizations, orders and registrations or qualifications # as may be required under applicable state securities laws or by the by-laws and rules of the Financial Industry Regulatory Authority (“FINRA”) or the Exchange, including any notices that may be required by the Exchange, in connection with the sale of the Placement Shares by the Agent, # as may be required under the Securities Act and # as have been previously obtained by the Company.

Acknowledgements Regarding Placement Agent. Each Buyer acknowledges that the Placement Agent will be compensated by the Company for acting in such capacity with respect to the securities purchased by the Buyers. The Buyer represents that # the Buyer was contacted regarding the sale of the Securities by the Placement Agent (or an authorized agent or representative thereof) with whom the Buyer had a substantial pre-existing relationship and who entered into a confidentiality agreement or otherwise agreed, orally or in writing, to keep information with respect to the transactions contemplated hereby confidential and # to such Buyer’s knowledge, no Securities were offered or sold to such Buyer by means of any form of general solicitation or general advertising.

Conditions Precedent to the Right of the Selling Stockholder to Deliver a Forward Placement Notice and the Obligation of the Forward Purchaser to Sell Forward Hedge Shares. The right of the Selling Stockholder to deliver a Forward Placement Notice hereunder is subject to the satisfaction, on the date of delivery of such Forward Placement Notice, and the obligation of the Forward Purchaser to use its commercially reasonable efforts to sell Forward Hedge Shares during the applicable period set forth in a Forward Placement Notice it has accepted is subject to the satisfaction, on each Trading Day during the applicable period set forth in the Forward Placement Notice, of each of the following conditions:

Limitations on Offering Size. Under no circumstances shall the Company cause or request the offer or sale of any Placement Shares if, after giving effect to the sale of such Placement Shares, the aggregate number of Placement Shares sold pursuant to this Agreement would exceed the lesser of # together with all sales of Placement Shares under this Agreement, the Maximum Amount, # the amount available for offer and sale under the currently effective Registration Statement and # the amount authorized from time to time to be issued and sold under this Agreement by the Company’s board of directors, a duly authorized committee thereof or a duly authorized executive committee, and notified to the Agent in writing. Under no circumstances shall the Company cause or request the offer or sale of any Placement Shares pursuant to this Agreement at a price lower than the minimum price authorized from time to time by the Company’s board of directors, a duly authorized committee thereof or a duly authorized executive committee, and notified to the Agent in writing.

in connection with the private placement of such shares by Buyer to Dealer (or any such affiliate) and the private resale of such shares by Dealer (or any such affiliate), Buyer shall, if so requested by Dealer, prepare, in cooperation with Dealer, a private placement memorandum in form and substance reasonably satisfactory to Dealer.

Market Activities. The Company will not, directly or indirectly, # take any action designed to cause or result in, or that constitutes or might reasonably be expected to constitute, the stabilization or manipulation of the price of any security of the Company to facilitate the sale or resale of the Placement Shares or # sell, bid for, or purchase the Placement Shares to be issued and sold pursuant to this Agreement, or pay anyone any compensation for soliciting purchases of the Placement Shares other than Cowen; provided, however, that the Company may bid for and purchase shares of its Common Stock in accordance with Rule 10b-18 under the Exchange Act.

Authorization; Enforcement. This Agreement has been executed and delivered by such Seller and is a valid and binding agreement of such Seller, enforceable against such Seller in accordance with its terms.