InChI=1S/C17H30O16S/c1-4-7(19)8(20)14(15(24)29-4)32-17-10(22)9(21)12(5(2)30-17)31-16-11(23)13(6(18)3-28-16)33-34(25,26)27/h4-24H,3H2,1-2H3,(H,25,26,27)