InChI=1/C12H10BrN3O2/c13-8-2-1-3-9(6-8)16-11(7-4-5-7)10(12(17)18)14-15-16/h1-3,6-7H,4-5H2,(H,17,18)/p-1/fC12H9BrN3O2/q-1 1C06F0B408345116