InChI=1/C18H12N4O2/c19-9-13-16(12-6-7-14-15(8-12)24-10-23-14)21-18(22-17(13)20)11-4-2-1-3-5-11/h1-8H,10H2,(H2,20,21,22)/f/h20H2 E0C90CA75D11EA70