Condensed Consolidated Statements of Operations (Unaudited) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Revenues
Collaborative revenue				$ 41,175,600
Total revenues				41,175,600
Expenses
Research and development	$ 4,512,853	$ 4,638,614	$ 13,292,488	18,488,108
General and administrative	3,004,765	3,451,667	10,695,944	13,541,253
Total expenses	7,517,618	8,090,281	23,988,432	32,029,361
(Loss) gain from operations	(7,517,618)	(8,090,281)	(23,988,432)	9,146,239
Foreign exchange losses	(4,855)	(27,496)	(28,708)	(40,549)
Investment income	4,156	5,164	12,822	159,908
Non-cash interest expense for the sale of future royalties	(1,687,090)		(4,594,985)
Net (loss) income	$ (9,205,407)	$ (8,112,613)	$ (28,599,303)	$ 9,265,598
Net (loss) income per share, basic	$ (0.22)	$ (0.19)	$ (0.67)	$ 0.23
Weighted average shares outstanding, basic	42,721,566	41,917,923	42,721,566	40,199,196
Net (loss) income per share, diluted	$ (0.22)	$ (0.19)	$ (0.67)	$ 0.23
Weighted average shares outstanding, diluted	42,721,566	41,917,923	42,721,566	40,477,801