Condensed Consolidated Statements of Operations and Comprehensive Loss Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Operating expenses:
Research and development	$ 3,151	$ 3,326
General and administrative	6,144	3,153
Total operating expenses	9,295	6,479
Loss from operations	(9,295)	(6,479)
Other income:
Loss from foreign exchange	(3)	(4)
Interest and other income, net	401	449
Other income, net	398	445
Net loss	$ (8,897)	$ (6,034)
Net loss per common stock, basic	$ (1.43)	$ (0.93)
Net loss per common stock, diluted	$ (1.43)	$ (0.93)
Weighted-average shares used to compute net loss income per share, basic	6,207,637	6,484,233
Weighted-average shares used to compute net loss income per share, diluted	6,207,637	6,484,233
Net loss	$ (8,897)	$ (6,034)
Unrealized gain on available-for-sale marketable securities	0	136
Comprehensive loss	$ (8,897)	$ (5,898)