InChI=1S/C34H52O8/c1-17(2)18(3)7-8-19(4)23-11-12-24-22-10-9-20-15-21(13-14-33(20,5)26(22)25(35)16-34(23,24)6)41-32-29(38)27(36)28(37)30(42-32)31(39)40/h7-9,17-19,21,23-25,27-30,32,35-38H,10-16H2,1-6H3,(H,39,40)/b8-7-