InChI=1/C20H18N4O2/c21-20-23-17-15(11-22-18(17)19(25)24-20)9-14-7-4-8-16(10-14)26-12-13-5-2-1-3-6-13/h1-8,10-11,22H,9,12H2,(H3,21,23,24,25)/f/h24H,21H2 F558D3F624DE789D