InChI=1S/C19H34O6S/c1-3-4-5-9-12-15-18(25-26(21,22)23)16-13-10-7-6-8-11-14-17-19(20)24-2/h12-13,15-16,18H,3-11,14,17H2,1-2H3,(H,21,22,23)/b15-12-,16-13+