InChI=1/C12H10BrN5O3/c13-7-1-4-11(15-6-7)16-12(19)9-5-8(18(20)21)2-3-10(9)17-14/h1-6,17H,14H2,(H,15,16,19)/f/h16H C940E4C83C86BE76