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Statements of Operations and Comprehensive Loss - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Statements of Operations and Comprehensive (Loss) Income
Revenue		$ 18,500		$ 18,500
Costs and expenses:
Research and development expense	5,779,759	5,921,461	17,380,337	17,221,360
General and administrative expense	2,401,976	1,983,795	7,016,081	6,352,355
Total costs and expenses	8,181,735	7,905,256	24,396,418	23,573,715
Loss from operations	(8,181,735)	(7,886,756)	(24,396,418)	(23,555,215)
Other income	231,634	32,063	373,208	73,974
Net loss and comprehensive loss	$ (7,950,101)	$ (7,854,693)	$ (24,023,210)	$ (23,481,241)
Basic and diluted net loss per common share (in dollars per share)	$ (0.24)	$ (0.34)	$ (0.86)	$ (1.14)
Basic and diluted weighted average number of common shares (in shares)	32,724,010	23,049,347	27,814,781	20,638,129

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The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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