InChI=1S/C28H30N2O11/c1-15-13-18(14-31)30-27(29-15)40-23(25(37)41-26-21(34)19(32)20(33)22(39-26)24(35)36)28(38-2,16-9-5-3-6-10-16)17-11-7-4-8-12-17/h3-13,19-23,26,31-34H,14H2,1-2H3,(H,35,36)/t19-,20-,21+,22-,23-,26?/m1/s1