InChI=1/C12H11BrN2O2S/c13-7-3-9(18-6-7)5-15-11-2-1-8(14)4-10(11)12(16)17/h1-4,6,15H,5,14H2,(H,16,17)/p-1/fC12H10BrN2O2S/q-1 FF5102EC6E3CA5BC