InChI=1/C13H10BrN4O2/c1-7-15-13-16-10(12(19)20)6-11(18(13)17-7)8-3-2-4-9(14)5-8/h2-6,11H,1H3,(H,19,20)/q-1/p-1/t11-/m1/s1/fC13H9BrN4O2/q-2 6D44084E3706EC9A