InChI=1/C21H19Br2N3O2/c1-26(2)17-7-3-14(4-8-17)12-24-25-20(27)13-28-19-10-5-15-11-16(22)6-9-18(15)21(19)23/h3-12H,13H2,1-2H3,(H,25,27)/b24-12+/f/h25H 4069E7F317BDB0D7