Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Cash Flows (Unaudited)

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Consolidated Statements of Cash Flows (Unaudited) - USD ($)
9 Months Ended
Sep. 30, 2018
Sep. 30, 2017
Cash Flows From Operating Activities:    
Net loss $ (17,334,216) $ (21,438,164)
Adjustments to reconcile net loss to net cash used in operating activities:    
Stock-based compensation expense 1,411,703 2,854,100
Depreciation expense 38,064 46,303
Gain on change in fair value of derivative liabilities (265,714)
Decrease in:    
Prepaid expenses and other current assets 128,140 1,163,499
Decrease in:    
Accounts payable and accrued expenses (527,864) (744,847)
Net Cash Used In Operating Activities (16,284,173) (18,384,823)
Cash Flows Use In Investing Activities:    
Purchase of property and equipment (85,522) (23,480)
Net Cash Used In Investing Activities (85,522) (23,480)
Cash Flows From Financing Activities:    
Sales of shares of common stock and warrants, net of offering costs 13,810,737 18,787,105
Proceeds from exercise of warrants 4,849
Net Cash Provided By Financing Activities 13,815,586 18,787,105
Net change in cash, cash equivalents, and restricted cash (2,554,109) 378,802
Cash, cash equivalents, and restricted cash at beginning of period 17,790,576 20,554,027
Cash, cash equivalents, and restricted cash at end of period $ 15,236,467 $ 20,932,829