CONDENSED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Operating expenses:
Research and development	$ 6,504	$ 5,580
General and administrative	3,168	3,505
Total operating expenses	9,672	9,085
Loss from operations	(9,672)	(9,085)
Other income (expense):
Interest Expense	(853)	(683)
Other income (expense), net	477	(20)
Other income (expense), net	(376)	(703)
Net loss	$ (10,048)	$ (9,788)
Earnings per share, Basic	$ (0.04)	$ (0.05)
Earnings per share, Diluted	$ (0.04)	$ (0.05)
Weighted average common shares outstanding, basic	239,679,352	214,946,569
Weighted average common shares outstanding, diluted	239,679,352	214,946,569