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v3.21.2

Accrued Compensation (Tables) | 6 Months Ended
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Jun. 30, 2021
Accrued Compensation |
Schedule of accrued compensation | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | June 30, |  | December 31,
​ |  | 2021 |  | 2020
Accrued bonus expenses | ​ | $ | 571,670 | ​ | $ | 938,873
Accrued payroll expenses | ​ |  | 298,996 | ​ |  | 211,799
Total accrued compensation | ​ | $ | 870,666 | ​ | $ | 1,150,672

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