InChI=1/C20H22N4O2/c1-14-21-11-12-24(14)18-10-9-15(13-22-18)23-19(25)20(2,3)16-7-5-6-8-17(16)26-4/h5-13H,1-4H3,(H,23,25)/f/h23H 5EECA359AC99C02D