InChI=1S/C18H30O6S/c1-2-3-4-5-6-8-11-14-17(24-25(21,22)23)15-12-9-7-10-13-16-18(19)20/h6,8-9,11-12,14,17H,2-5,7,10,13,15-16H2,1H3,(H,19,20)(H,21,22,23)/b8-6-,12-9-,14-11?