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Accrued Liabilities (Tables)
3 Months Ended
Mar. 31, 2023
Payables and Accruals [Abstract]  
Schedule of Other Accrued Liabilities

Other accrued liabilities at March 31, 2023 and December 31, 2022 include the following:

 

   March 31,
2023
   December 31,
2022
 
Amounts due to contract research organizations and other contractual agreements  $2,302,461   $2,196,711 
Accrued payroll and related benefits   967,620    2,139,927 
Accrued interest   40,417    37,583 
Accrued professional fees   505,911    215,402 
Other   97,600    205,313 
Total  $3,914,009   $4,794,936