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Selected Balance Sheet Information (Tables) | 12 Months Ended
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Dec. 31, 2022
Selected Balance Sheet Information |
Schedule of prepaid expenses and other current assets | PREPAID EXPENSES AND OTHER CURRENT ASSETS (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, |  | December 31,
​ | ​ | 2022 | ​ | 2021
Prepaid clinical research organizations | ​ | $ | 2,293 | ​ | $ | 458
Prepaid manufacturing expenses | ​ | ​ | 418 | ​ | ​ | —
Prepaid insurance | ​ | ​ | 637 | ​ | ​ | 803
Receivable from prior owner | ​ | ​ | 144 | ​ | ​ | —
Prepaid consulting, subscriptions and other expenses | ​ |  | 155 | ​ |  | 272
VAT receivable | ​ |  | 87 | ​ |  | —
​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | 3,734 | ​ | $ | 1,533
​
Schedule of property, plant and equipment, net | PROPERTY AND EQUIPMENT (in thousands) ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, |  | December 31,
​ | ​ | 2022 | ​ | 2021
Computers and office equipment | ​ | $ | 897 | ​ | $ | 827
Other Property, Plant and Equipment | ​ | ​ | 208 | ​ | ​ | —
Leasehold improvements | ​ |  | 94 | ​ |  | 94
Software | ​ |  | 11 | ​ |  | 11
​ | ​ |  | 1,210 | ​ |  | 932
Less: accumulated depreciation and amortization | ​ |  | (865) | ​ |  | (831)
​ | ​ |  |  | ​ |  |
Total | ​ | $ | 345 | ​ | $ | 101
​
Schedule of accrued expenses | ACCRUED EXPENSES (in thousands) ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, |  | December 31,
​ | ​ | 2022 | ​ | 2021
Accrued clinical consulting services | ​ | $ | 807 | ​ | $ | 696
Accrued vendor payments | ​ | ​ | 492 | ​ | ​ | 1,028
Accrued manufacturing costs | ​ | ​ | 197 | ​ | ​ | 204
​ | ​ |  |  | ​ |  |
Total | ​ | $ | 1,496 | ​ | $ | 1,928
​
Schedule of accrued employee benefits | ACCRUED EMPLOYEE BENEFITS (in thousands) ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, |  | December 31,
​ | ​ | 2022 | ​ | 2021
Accrued bonus expense | ​ | $ | 1,216 | ​ | $ | 886
Accrued vacation expense | ​ |  | 100 | ​ |  | 92
Accrued compensation expense | ​ | ​ | 87 | ​ | ​ | —
​ | ​ |  |  | ​ | ​ |
Total | ​ | $ | 1,403 | ​ | $ | 978

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