InChI=1/C6H6N4O/c1-3-9-4-5(10-3)7-2-8-6(4)11/h2,4H,1H3,(H,7,8,9,10,11)/p-1/t4-/m0/s1/fC6H5N4O/q-1 3C68A2DF35A59CB4