InChI=1/C14H12BrN3O2S/c15-9-1-2-11(8(5-9)6-16)20-7-12-17-10-3-4-21-13(10)14(19)18-12/h1-5H,6-7,16H2,(H,17,18,19)/p+1/fC14H13BrN3O2S/h16,18H/q+1 67D57DED4DF07418