InChI=1/C20H22N4O2/c1-4-26-20(25)23-12-16-17(13-23)21-24(19(16)22-9-5-6-10-22)18-8-7-14(2)11-15(18)3/h5-11H,4,12-13H2,1-3H3 DFF13487CDE49014