InChI=1/C15H12N6O/c16-10-7-4-8-11-12(10)18-13(17)14-19-21(15(22)20(11)14)9-5-2-1-3-6-9/h1-8H,16H2,(H2,17,18)/f/h17H2 E579BD9907836A9F