InChI=1S/C27H34O12/c1-11-12(2)23(14-9-17(34-3)24(36-5)18(10-14)35-4)38-22(11)13-6-7-16(15(28)8-13)37-27-21(31)19(29)20(30)25(39-27)26(32)33/h6-12,19-23,25,27-31H,1-5H3,(H,32,33)