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Selected Balance Sheet Information | 3 Months Ended
--- | ---
Mar. 31, 2022
Selected Balance Sheet Information |
Selected Balance Sheet Information | 5. Selected Balance Sheet Information ​ Prepaid expenses and other current assets (in thousands) ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | December 31,
​ |  | 2022 |  | 2021
Receivable from prior owner | ​ | $ | 1,594 | ​ | $ | —
Prepaid insurances | ​ | ​ | 557 | ​ | ​ | 803
Prepaid clinical research organizations | ​ | ​ | 266 | ​ | ​ | 458
Prepaid consulting, subscriptions and other expenses | ​ | ​ | 217 | ​ | ​ | 272
VAT receivable | ​ | ​ | 127 | ​ | ​ | —
Prepaid manufacturing expenses | ​ |  | 102 | ​ |  | —
​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | 2,863 | ​ | $ | 1,533
​ Prepaid clinical research organizations (CROs) expense is classified as a current asset. The Company makes payments to the CROs based on agreed upon terms that include payments in advance of study services. Receivable from prior VCN owner includes amounts due related to research and development tax rebates, VAT and corporate taxes. 5. Selected Balance Sheet Information – (continued) Property and equipment, net (in thousands) ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | March 31, | ​ | December 31,
​ | ​ | 2022 |  | 2021
Computers and office equipment | ​ | $ | 1,348 | ​ | $ | 827
Leasehold improvements | ​ |  | 94 | ​ |  | 94
Software | ​ |  | 15 | ​ |  | 11
​ | ​ |  | 1,456 | ​ |  | 932
Less: accumulated depreciation and amortization | ​ |  | (1,154) | ​ |  | (831)
​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | 302 | ​ | $ | 101
​ Accrued expenses (in thousands) ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | March 31, | ​ | December 31,
​ | ​ | 2022 |  | 2021
Accrued clinical consulting services | ​ | $ | 1,008 | ​ | $ | 696
Accrued vendor payments | ​ |  | 305 | ​ |  | 1,028
Accrued manufacturing costs | ​ | ​ | 126 | ​ | ​ | 204
Vat payable | ​ | ​ | 91 | ​ | ​ | —
Other accrued expenses | ​ |  | 5 | ​ |  | —
​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | 1,535 | ​ | $ | 1,928
​ Accrued employee benefits (in thousands) ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | March 31, | ​ | December 31,
​ | ​ | 2022 |  | 2021
Accrued bonus expense | ​ | $ | 225 | ​ | $ | 886
Accrued vacation expense | ​ | ​ | 115 | ​ | ​ | 92
Accrued compensation expense | ​ |  | 83 | ​ |  | —
​ | ​ | ​ | ​ | ​ | ​ | ​
Total | ​ | $ | 423 | ​ | $ | 978
​

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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