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Accrued Expenses and Other Current Liabilities (Tables)
12 Months Ended
Dec. 31, 2021
Payables and Accruals [Abstract]  
Schedule of Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities consisted of the following (in thousands):

 

 

 

December 31,

 

 

December 31,

 

 

 

2021

 

 

2020

 

Accrued research and development expenses

 

$

9,122

 

 

$

6,649

 

Accrued compensation

 

 

7,275

 

 

 

2,416

 

Unvested early exercised stock option liability

 

 

2,884

 

 

 

2,526

 

Accrued construction in process

 

 

1,272

 

 

 

 

Accrued professional services

 

 

383

 

 

 

194

 

Other accruals

 

 

483

 

 

 

140

 

Total

 

$

21,419

 

 

$

11,925