InChI=1S/C21H34O8S/c1-16(29-30(25,26)27)8-6-4-3-5-7-9-18(22)15-19(23)12-10-17-11-13-20(24)21(14-17)28-2/h11,13-14,16,18,22,24H,3-10,12,15H2,1-2H3,(H,25,26,27)