InChI=1S/C31H52O8/c1-16(2)29(39,15-32)10-9-17(3)23-18(33)14-27(5)19-7-8-20-28(6,25(37)38)21(34)13-22(35)31(20)24(36)30(19,31)12-11-26(23,27)4/h16-24,32-36,39H,7-15H2,1-6H3,(H,37,38)