Condensed Consolidated Balance Sheets - USD ($)	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash	$ 3,331,801	$ 5,875,796
Short-term investments	31,134	31,009
Prepaid expenses and other current assets	1,045,671	996,682
Total current assets	4,408,606	6,903,487
Property and equipment, net		321
Intangible assets, net	19,668	20,838
Total assets	4,428,274	6,924,646
Current liabilities:
Accounts payable	6,987,026	2,975,398
Accrued liabilities	1,718,573	3,437,646
Total current liabilities	8,705,599	6,413,044
Warrant liability	1,901,722	1,859,374
Total liabilities	10,607,321	8,272,418
Commitments and contingencies (Note 10)
Shareholders' deficit:
Additional paid-in capital	79,233,571	79,101,061
Accumulated other comprehensive loss	(199,723)	(195,369)
Accumulated deficit	(85,212,895)	(80,253,464)
Total shareholders' deficit	(6,179,047)	(1,347,772)
Total liabilities and shareholders' deficit	$ 4,428,274	$ 6,924,646

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).