Condensed Consolidated Balance Sheets - USD ($)	Mar. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 12,368,625	$ 15,644,355
Prepaid expenses	826,429	881,887
Total current assets	13,195,054	16,526,242
Property and equipment, net	66,512	62,984
Other assets:
Goodwill	7,647,267	7,647,267
In-process research and development	118,600	118,600
Other non-current assets	16,148	13,648
Total assets	21,043,581	24,368,741
Current liabilities:
Accounts payable	325,535	95,873
Accrued expenses	2,152,486	1,937,331
Total liabilities	2,478,021	2,033,204
Commitments
Stockholders’ equity:
Preferred stock, no par value; authorized 10,000,000 shares; none issued and outstanding	0	0
Common stock, $0.01 par value; authorized 150,000,000 shares; 7,497,433 shares issued and outstanding at March 31, 2018 and December 31, 2017	74,974	74,974
Additional paid-in capital	48,025,842	47,812,215
Accumulated deficit	(29,535,256)	(25,551,652)
Total stockholders’ equity	18,565,560	22,335,537
Total liabilities, and stockholders’ equity	$ 21,043,581	$ 24,368,741