InChI=1/C20H20N4O/c1-14-19(17-4-2-3-5-18(17)22-14)15-8-12-24(13-9-15)20(25)23-16-6-10-21-11-7-16/h2-8,10-11,22H,9,12-13H2,1H3,(H,21,23,25)/f/h23H F09E448E9AF17C6B