InChI=1S/C18H34O6S/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17(18(19)20)24-25(21,22)23/h9-10,17H,2-8,11-16H2,1H3,(H,19,20)(H,21,22,23)/b10-9-