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Earn-out Milestone Liability (Tables)

3 Months Ended

Mar. 31, 2019

Hercules Warrant [Member]

Schedule of Changes in Earn-out Milestone Liability

The following is a summary of the changes in the earn-out milestone liability for 2018:

Balance at January 1, 2019		$	(8,907,664	)
Non-cash gain from the adjustment for the change in fair value			3,130,000
Balance at March 31, 2019		$	(5,777,664	)

Schedule of Milestone Risk Adjustment Assessment

The following is a schedule of the Company’s risk-adjustment assessment of each milestone:

Date		Risk-adjustment Assessment of achieving each Milestone				Discount Rate				Estimated Time to Achieve

March 31, 2019			80	%			9	%		1.00 to 2.00 years
December 31, 2018			80	%			9	%		1.25 years

March 31, 2018			35% to 80	%			9	%		1.08 to 1.25 years
December 31, 2017			35% to 80	%			9	%		1.33 to 1.50 years