exhibit 10. 50promis neurosciences inc. unit purchase agreement exhibit 10. 50promis neurosciences inc. unit purchase agreement exhibit 10. 50 promis neurosciences inc. unit purchase agreement table of contentspage1. purchase and sale of11. 1sale and issuance of 11. 2closing ; delivery 11. 3use of proceeds 21. 4defined terms used in this agreement 32. representations and warranties of the company 52. 1organization, good standing, corporate power and qualification 52. 2capitalization 62. 3subsidiar 62. 4authorization 72. 5valid issuance of securities 72. 6governmental consents and filings 72. 7litigation 72. 8intellectual property 82. 9compliance with other instruments 102. 10agreements ; actions 112. 11certain transactions 112. 12rights of registration and voting rights 112. 13property 112. 14financial statements 122. 15employee matters 142. 16tax returns and payments 142. 17insurance 152. 18employee agreements 152. 19permits 152. 20corporate documents 152. 21environmental and safety laws152. 23health canada and fda162. 29data privacy 182. 33disclosure 193. representations and warranties of the purchasers 193. 1authorization 193. 2purchase entirely for own account 193. 3disclosure of information 203. 4information on purchaser203. 5high risk and speculative investment203. 6restricted securities 213. 9general solicitation213. 10for erisa plans only213. 11disqualification21 table of contentspage1. purchase and sale of11. 1sale and issuance of 11. 2closing ; delivery 11. 3use of proceeds 21. 4defined terms used in this agreement 32. representations and warranties of the company 52. 1organization, good standing, corporate power and qualification 52. 2capitalization 62. 3subsidiar 62. 4authorization 72. 5valid issuance of securities 72. 6governmental consents and filings 72. 7litigation 72. 8intellectual property 82. 9compliance with other instruments 102. 10agreements