Condensed Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Operating expenses:
Research and development expense	$ 17,170	$ 3,205	$ 37,241	$ 35,979
General and administrative	8,556	2,736	19,874	5,691
Total operating expenses	25,726	5,941	57,115	41,670
Loss from operations	(25,726)	(5,941)	(57,115)	(41,670)
Other income (expense):
Interest income	164	6	173	10
Service fee income from related party		181		181
Change in fair value of derivative liability		(2,161)		(3,261)
Total other income (expense)	164	(1,974)	173	(3,070)
Loss from equity method investment in joint venture		(231)		(231)
Net loss and comprehensive loss	$ (25,562)	$ (8,146)	$ (56,942)	$ (44,971)
Net loss per common share - basic	$ (0.79)	$ (5.54)	$ (1.76)	$ (31.86)
Net loss per common share - diluted	$ (0.79)	$ (5.54)	$ (1.76)	$ (31.86)
Weighted average shares of common stock outstanding - basic	32,451,610	1,471,447	32,384,522	1,411,428
Weighted average shares of common stock outstanding - diluted	32,451,610	1,471,447	32,384,522	1,411,428