InChI=1S/C21H34O8S/c1-3-4-5-6-7-8-9-10-17(22)15-18(23)12-11-16-13-19(24)21(20(14-16)28-2)29-30(25,26)27/h13-14,17,22,24H,3-12,15H2,1-2H3,(H,25,26,27)