InChI=1S/C31H52O8/c1-17(2)30(39,16-32)12-10-27(5,38)23-18(33)14-26(4)19-7-8-20-28(6,24(36)37)21(34)13-22(35)31(20)15-29(19,31)11-9-25(23,26)3/h17-23,32-35,38-39H,7-16H2,1-6H3,(H,36,37)