Accrued Expenses and Other Current Liabilities (Tables)

3 Months Ended

Mar. 31, 2022

Accrued Expenses and Other Current Liabilities [Abstract]

Accrued expenses and other current liabilities

March 31,

December 31,

2022

2021

Accrued external research and development

$

3,498

$

1,501

Accrued bonuses

1,200

2,294

Accrued professional fees and other

1,055

692

Accrued interest

31

32

$

5,784

$

4,519