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Condensed Balance Sheets - USD ($) $ in Thousands | Jun. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Current assets |  |
Cash | $ 11,999 | $ 17,994
Prepaid expenses and other current assets | 168 | 150
Total Current Assets | 12,167 | 18,144
Non-current assets |  |
Property and equipment, net | 142 | 186
Deferred offering costs | 3,362 | 2,439
Right of use assets - financing leases | 990 | 0
Right of use assets - operating leases | 762 | 0
Other non-current assets | 141 | 141
Total Non-Current Assets | 5,397 | 2,766
Total Assets | 17,564 | 20,910
Current liabilities |  |
Accounts payable | 462 | 620
Accrued expenses and other current liabilities | 1,485 | 1,778
Short-term financing lease liability | 517 | 0
Short-term operating lease liability | 135 | 0
Loan payable, current | 174 | 174
Total Current Liabilities | 2,773 | 2,572
Deferred rent | 0 | 17
Long-term financing lease liability | 432 | 0
Long-term operating lease liability | 698 | 0
Total Liabilities | 3,903 | 2,589
Commitments and Contingencies |  |
Convertible preferred stock, Series A, par value $0.0001 per share; 27,564,260 shares authorized at June 30, 2021 and December 31, 2020; 9,993,727 shares, issued and outstanding at June 30, 2021 and December 31, 2020, and a liquidation preference of $39,390 and $37,969 at June 30, 2021 and December 31, 2020, respectively | 34,900 | 34,900
Stockholders' Deficit |  |
Common stock, par value $0.0001 per share; 50,700,000 shares authorized at June 30, 2021 and December 31, 2020; 3,764,488 shares issued and outstanding at June 30, 2021 and December 31, 2020, respectively | 1 | 1
Additional paid-in capital | 2,211 | 1,458
Accumulated deficit | (23,451) | (18,038)
Total Stockholders' Deficit | (21,239) | (16,579)
Total Liabilities, Convertible Preferred Stock and Stockholders' Deficit | $ 17,564 | $ 20,910

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