InChI=1S/C31H34O11/c1-14(2)5-7-16-9-18(10-17(25(16)34)8-6-15(3)4)22-13-21(33)24-20(32)11-19(12-23(24)41-22)40-31-28(37)26(35)27(36)29(42-31)30(38)39/h5-6,9-13,26-29,31-32,34-37H,7-8H2,1-4H3,(H,38,39)