InChI=1S/C19H34O6S/c1-24-19(20)17-15-13-11-9-7-5-3-2-4-6-8-10-12-14-16-18-25-26(21,22)23/h2-3,6,8H,4-5,7,9-18H2,1H3,(H,21,22,23)/b3-2+,8-6-