InChI=1/C10H8N2O2/c13-10(14)8-6-11-9(12-8)7-4-2-1-3-5-7/h1-6H,(H,11,12)(H,13,14)/p-1/fC10H7N2O2/h11H/q-1 E7D95AB9F98053B7