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STATEMENT OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Operating expenses:    
Research and development $ 7,559,077 $ 4,007,911
General and administrative 10,664,991 7,161,612
Total operating expenses 18,224,068 11,169,523
Loss from operations (18,224,068) (11,169,523)
Other income (expense):    
Interest income 163,832 0
Interest expense (6,152,043) (436,294)
Change in fair value of derivative liability 50,000 0
Total other expense, net (5,938,211) (436,294)
Loss before income taxes (24,162,279) (11,605,817)
Benefit from (provision for) income taxes 0 0
Net loss $ (24,162,279) $ (11,605,817)
Net loss per common share, basic and diluted (in dollars per share) $ (0.98) $ (0.98)
Weighted-average common shares, basic and diluted (in shares) 24,762,151 11,888,240