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CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Current assets:    
Cash $ 13,729 $ 38,067
Restricted cash   11,250
Royalty receivable, current portion 841  
Prepaid and other current assets 5,043 6,034
Total current assets 19,613 55,351
Fixed assets, net 39 78
License rights and other intangible assets, net 6,767 6,943
Right of use assets 7,228 7,580
Royalty receivable, long term 19,788 20,253
Other non-current assets 254 253
Total assets 53,689 90,458
Current liabilities:    
Accounts payable 1,508 2,162
Accrued expenses and other current liabilities 11,484 18,846
Current liabilities of discontinued operations 1,372 25,831
Total current liabilities 14,364 46,839
Operating lease liabilities 6,939 7,369
Other non-current liabilities 1,189 1,107
Total liabilities 22,492 55,315
Commitments and contingencies (Note 7)
Stockholders' equity (deficit):    
Common stock, par value $0.001; 32,000 and 12,000 shares authorized, 10,575 and 9,498 issued and outstanding as of June 30, 2023 and December 31, 2022, respectively 11 9
Additional paid-in capital 976,566 974,497
Accumulated deficit (945,380) (939,363)
Total stockholders' equity 31,197 35,143
Total liabilities and stockholders' equity $ 53,689 $ 90,458