InChI=1/C12H13BrN4OS/c1-7(2)11-15-16-12(19)17(11)14-6-8-5-9(13)3-4-10(8)18/h3-7,18H,1-2H3,(H,16,19)/b14-6+/f/h16H 138C2207C9E71CB8