InChI=1/C19H20BrN3S/c1-23(2)19-11-14(9-10-22-19)12-21-13-15-7-8-18(24-15)16-5-3-4-6-17(16)20/h3-11,21H,12-13H2,1-2H3/p+1/fC19H21BrN3S/h22H/q+1 653E025C7D29C5E6