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Accrued Expenses (Tables)
 9 Months Ended
Jun. 30, 2019
Payables and Accruals [Abstract]  
Schedule of accrued expenses
   June 30,
2019		   September 30,
2018		 
License fees  $—   $65,000 
Legal services   338,709    833,470 
Accrued issuance costs   262,930    204,000 
Accrued payroll   221,815    276,639 
Other   117,550    211,913 
   $941,004   $1,591,022