Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 13,149	$ 16,351
Prepaid expenses	535	97
Other current assets	922	1,153
Total current assets	14,606	17,601
Property, equipment and leasehold improvements, net	152	227
Restricted cash - non-current	150	150
Operating lease right-of-use assets	744	844
Total assets	15,652	18,822
Current liabilities:
Accounts payable	642	617
Operating lease liabilities	435	396
Accrued expenses	573	1,407
Total current liabilities	1,650	2,420
Other liabilities	109	103
Operating lease liabilities - non-current	417	553
Total liabilities	2,176	3,076
Commitments and contingencies (Note 5)
Stockholders' equity:
Preferred stock, $0.00001 par value, authorized 1,000,000 at March 31, 2023 and December 31, 2022. No Preferred Stock issued and outstanding at March 31, 2023 and December 31, 2022.
Common stock, $0.00001 par value, authorized 250,000,000 and 2,000,000 at March 31, 2023 and December 31, 2022, respectively. 3,105,446 and 2,429,446 shares issued and outstanding including 0 and 254 shares of unvested restricted stock awards, at March 31, 2023 and December 31, 2022, respectively.	3	3
Additional paid-in capital	264,424	264,362
Accumulated deficit	(250,951)	(248,619)
Total stockholders' equity	13,476	15,746
Total liabilities and stockholders' equity	$ 15,652	$ 18,822