InChI=1/C18H23BrN2OS/c1-12(2)15-7-5-6-13(3)18(15)20-17(22)11-21(4)10-14-8-9-16(19)23-14/h5-9,12H,10-11H2,1-4H3,(H,20,22)/p+1/fC18H24BrN2OS/h20-21H/q+1 2F41730DF91D34D0