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Prepaid expenses and other current assets (Tables)

12 Months Ended

Dec. 31, 2021

Prepaid expenses and other current assets [Abstract]

Prepaid Expenses

Prepaid expenses are analyzed as follows:

		December 31, 2021				December 31, 2020
Prepaid insurance expenses		$	354,978			$	383
Prepaid research expenses			494,813				-
Prepaid rent expenses			98,520				-
Other prepaid expenses			191,783				1,341
Total		$	1,140,094			$	1,724

Other Current Assets

Other current assets are analyzed as follows:

		December 31, 2021				December 31, 2020
VAT receivable		$	980,518			$	259,831
Withholding tax			108,350				-
Grant receivable			509,399				95,064
Purchases under receipt			274,330				24,488
Guarantees			24,234				-
Other receivables			2,835,833				115,638
		$	4,732,664			$	495,021