InChI=1S/C21H34O8S/c1-20-6-5-11(29-30(26,27)28)7-15(20)16(23)8-12-13-3-4-14(18(25)10-22)21(13,2)9-17(24)19(12)20/h11-17,19,22-24H,3-10H2,1-2H3,(H,26,27,28)/t11?,12?,13?,14?,15?,16?,17?,19?,20-,21-/m0/s1