InChI=1/C15H12N6O/c16-9-5-7-10(8-6-9)21-15(22)20-12-4-2-1-3-11(12)18-13(17)14(20)19-21/h1-8H,16H2,(H2,17,18)/f/h17H2 EA3D9C3E3261C3CC