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Accrued Liabilities
9 Months Ended
Sep. 30, 2023
Payables and Accruals [Abstract]  
Accrued Liabilities

5. Accrued Liabilities

Accrued liabilities consisted of the following (in thousands):

 

 

 

September 30,

 

 

December 31,

 

 

 

2023

 

 

2022

 

Research and development expenses

 

$

11,476

 

 

$

3,843

 

Employee compensation and benefits

 

 

3,469

 

 

 

3,415

 

Professional services and other

 

 

1,608

 

 

 

1,346

 

Total accrued liabilities

 

$

16,553

 

 

$

8,604