InChI=1S/C34H52O9/c1-17(2)18(3)6-7-19(16-35)23-10-11-24-22-9-8-20-14-21(12-13-33(20,4)26(22)25(36)15-34(23,24)5)42-32-29(39)27(37)28(38)30(43-32)31(40)41/h6-8,17-19,21,23-25,27-30,32,35-39H,9-16H2,1-5H3,(H,40,41)/b7-6-