InChI=1/C21H28BrN3O/c1-16(2)24(3)15-19-8-6-5-7-18(19)13-23-21(26)25(4)14-17-9-11-20(22)12-10-17/h5-12,16H,13-15H2,1-4H3,(H,23,26)/p+1/fC21H29BrN3O/h23-24H/q+1 661F23A75CEF101C