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Stock-Based Compensation (Tables)
6 Months Ended
Jun. 30, 2023
Share-Based Payment Arrangement [Abstract]  
Summary of Stock-Based Compensation Expense
Stock-based compensation expense was classified in the condensed consolidated statements of operations and comprehensive loss as follows (in thousands):
Three Months Ended June 30,Six Months Ended June 30,
2023202220232022
Research and development expenses$1,985 $1,586 $4,024 $3,095 
General and administrative expenses2,485 1,923 5,017 3,658 
$4,470 $3,509 $9,041 $6,753