InChI=1/C13H14BrN3O2S/c1-7-8(2)20-13(16-7)17-15-6-9-4-10(14)12(18)11(5-9)19-3/h4-6,18H,1-3H3,(H,16,17)/b15-6+/f/h16H/b15-6+,17-13+ 26A714BDB12FED7E