Condensed Balance Sheets - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 34,649,000	$ 49,229,000
Prepaid expenses and other current assets	2,949,000	7,409,000
Total current assets	37,598,000	56,638,000
Property and equipment, net	807,000	855,000
Operating right-of-use asset, net	182,000
Restricted cash	100,000	100,000
Deferred offering costs	332,000	332,000
Total assets	39,019,000	57,925,000
Current liabilities:
Accounts payable	5,259,000	3,077,000
Accrued expenses and other current liabilities	3,359,000	6,651,000
Total current liabilities	8,618,000	9,728,000
Other long-term liabilities	124,000	12,000
Total liabilities	8,742,000	9,740,000
Commitments and contingencies (Note 7)
Stockholders' equity:
Preferred stock, $0.0001 par value; 10,000,000 shares authorized; no shares issued or outstanding at June 30, 2022 and December 31, 2021, respectively
Common stock, $0.0001 par value; 200,000,000 shares authorized; 12,127,385 and 12,110,373 shares issued and outstanding at June 30, 2022 and December 31, 2021, respectively	1,000	1,000
Additional paid-in capital	129,958,000	127,289,000
Accumulated deficit	(99,682,000)	(79,105,000)
Total stockholders' equity	30,277,000	48,185,000
Total liabilities and stockholders' equity	$ 39,019,000	$ 57,925,000