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