InChI=1/C12H13BrN4O2/c13-7-3-9-10(17-12(19)16-9)4-8(7)15-11(18)5-14-6-1-2-6/h3-4,6,14H,1-2,5H2,(H,15,18)(H2,16,17,19)/p+1/fC12H14BrN4O2/h14-17H/q+1 84B890EB2A00FA5C