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LOAN PAYABLE (Tables)

9 Months Ended

Sep. 30, 2021

LOAN PAYABLE

Schedule of key assumptions

The Company estimated the fair value of the Warrant using the Black-Scholes model based on the following key assumptions:

​	​	​	​	​
Exercise price		$	4.08
Common share price on date of issuance	​	$	6.80	​
Volatility	​		195.9	%
Risk-free interest rate	​		2.63	%
Expected dividend yield	​		--	%
Contractual term (in years)	​		7.00 years	​

Schedule of loan payable

The loan payable as of September 30, 2021 and December 31, 2020 is as follows:

​	​	​	​	​	​	​
​	​	September 30,			December 31,
(in thousands)	​	2021			2020
Loan payable	​	$	30,000	​	$	30,000
End of term fee	​		975	​		975
​	​		30,975	​		30,975
Less: unamortized debt issuance costs	​		(386)	​		(1,080)
​	​		30,589	​		29,895
Less: principal payments	​	​	(14,590)	​	​	—
Total loan payable	​	​	15,999	​	​	29,895
Less: current portion	​		(15,999)	​		(22,179)
Loan payable non-current	​	$	—	​	$	7,716

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