InChI=1/C13H13BrN3O2S/c1-9-5-6-11(10(14)8-9)17-20(18,19)12-4-3-7-16-13(12)15-2/h3-8H,1-2H3,(H,15,16)/q-1/p+1/fC13H14BrN3O2S/h15-16H/q 0ABE32576508B2A3