InChI=1/C21H27BrN4O3/c1-2-29-21(28)16(10-15-6-5-8-17(22)11-15)7-3-4-9-26-14-25-19-18(27)12-23-13-24-20(19)26/h5-6,8,11,13-14,16,18,27H,2-4,7,9-10,12H2,1H3,(H,23,24)/p+1/t16-,18-/m0/s1/fC21H28BrN4O3/h23-24H/q+1 621CC1810CF670B6