InChI=1S/C20H40O6S/c1-16(10-6-12-18(3)14-20(21)22)8-5-9-17(2)11-7-13-19(4)15-26-27(23,24)25/h16-19H,5-15H2,1-4H3,(H,21,22)(H,23,24,25)