InChI=1S/C16H28O6S/c1-2-3-4-5-6-7-9-12-15(22-23(19,20)21)13-10-8-11-14-16(17)18/h6-7,9,12,15H,2-5,8,10-11,13-14H2,1H3,(H,17,18)(H,19,20,21)/b7-6-,12-9?