InChI=1/C24H22N2O7/c27-20(25-16-5-8-18-19(13-16)33-24(32-18)11-1-2-12-24)14-31-23(30)15-3-6-17(7-4-15)26-21(28)9-10-22(26)29/h3-8,13H,1-2,9-12,14H2,(H,25,27)/f/h25H A642ED16BD0DF993