InChI=1S/C21H34O6S/c1-12(22)19-18(23)11-17-15-5-4-13-10-14(27-28(24,25)26)6-8-20(13,2)16(15)7-9-21(17,19)3/h13-19,23H,4-11H2,1-3H3,(H,24,25,26)