Section # Registration and Listing. ​ shall use its reasonable best efforts to cause the Common Shares to continue to be registered as a class of securities under Section 12(b) of the Exchange Act, and to comply with its reporting and filing obligations under the Exchange Act, and shall not take any action or file any document (whether or not permitted by the Securities Act or the Exchange Act) to terminate or suspend such registration or to terminate or suspend its reporting and filing obligations under the Exchange Act or Securities Act, except as permitted herein. ​ shall use its reasonable best efforts to continue the listing and trading of its Common Shares and the listing of the Shares purchased by ​ hereunder on the Principal Market and to comply with ​’s reporting, filing and other obligations under the rules and regulations of the Principal Market. If ​ receives any final and non-appealable notice that the listing or quotation of the Common Shares on the Principal Market shall be terminated on a date certain, ​ shall promptly (and in any case within 24 hours) notify ​ of such fact in writing and shall use its commercially reasonable efforts to cause the Common Shares to be listed or quoted on another Principal Market.