InChI=1S/C31H52O7S/c1-20(2)13-10-14-21(3)15-11-16-22(4)17-12-18-31(9)19-27(38-39(33,34)35)28-25(7)29(36-26(8)32)23(5)24(6)30(28)37-31/h20-22,27H,10-19H2,1-9H3,(H,33,34,35)