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License and Collaboration Agreements (Tables)
 9 Months Ended
Sep. 30, 2023
License And Collaboration Agreements [Abstract]  
Schedule of Derivative Liabilities at Fair Value

The following table presents the change in the derivative liability for the nine months ended September 30, 2022:

 

 

 

Fair Value
Hierarchy
Level

 

Nine Months Ended September 30, 2022

 

Fair value at beginning of period

 

3

 

$

27,726

 

Non-cash research and development expense

 

 

 

 

4,951

 

Cash receipts from SFJ

 

 

 

 

750

 

Change in the fair value of development derivative liability

 

 

 

 

(33,427

)

Fair value at end of period

 

3

 

$

—