Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details 4)

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Stockholders' Equity (Details 4) - USD ($)
3 Months Ended 6 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Schedule of stock option expense        
Stock option expense $ 228,507 $ (75,202) $ 293,377 $ (43,384)
Research and development [Member]        
Schedule of stock option expense        
Stock option expense 126,375 (65,727) 121,401 (35,012)
General and administrative [Member]        
Schedule of stock option expense        
Stock option expense $ 102,132 $ (9,475) $ 171,976 $ (8,372)