InChI=1/C12H10N4O2/c1-16-11(17)8-10(15-12(16)18)14-9(13-8)7-5-3-2-4-6-7/h2-6,17H,1H3,(H,13,14,15,18)/p-1/fC12H9N4O2/h17h,15H/q-1 863DE9A341AB87CB