InChI=1/C25H24N2O4/c1-3-26-12-15(19-11-17(29-2)6-8-21(19)26)10-23-24(28)18-7-9-22-20(25(18)31-23)13-27(14-30-22)16-4-5-16/h6-12,16H,3-5,13-14H2,1-2H3/b23-10- DFE69D877464BA16