Condensed Consolidated Balance Sheets - USD ($)	Mar. 31, 2022	Dec. 31, 2021
Current assets:
Cash	$ 79,222,826	$ 91,348,967
Prepaid expenses	10,551,555	6,102,801
Total current assets	89,774,381	97,451,768
Property and equipment, net	131,001	152,772
Right-of-use assets	236,519	303,689
In-process research and development	3,190,000	3,190,000
Goodwill	1,870,924	1,870,924
Other assets	652,182	583,326
Total assets	95,855,007	103,552,479
Current liabilities:
Accounts payable	2,383,294	2,445,837
Accrued expenses	3,629,269	2,505,625
Operating lease liabilities, current	247,340	266,650
Short-term portion of contingent consideration	0	2,988,284
Total current liabilities	6,259,903	8,206,396
Contingent consideration	2,550,000	1,891,716
Deferred tax liability	409,022	409,022
Operating lease liabilities, non-current	0	50,342
Total liabilities	9,218,925	10,557,476
Commitments and contingencies
Stockholders’ equity:
Common stock—$0.0001 par value per share; 120,000,000 shares authorized, 76,229,617 and 76,225,254 shares issued and outstanding at March 31, 2022 and December 31, 2021, respectively	7,623	7,623
Additional paid-in capital	225,354,165	224,787,547
Accumulated other comprehensive income	9,146	0
Accumulated deficit	(140,430,980)	(133,501,295)
Total stockholders’ equity	86,636,082	92,995,003
Total liabilities and stockholders’ equity	95,855,007	103,552,479
Series A
Stockholders’ equity:
Convertible preferred stock	855,808	855,808
Series C
Stockholders’ equity:
Convertible preferred stock	$ 840,320	$ 845,320