InChI=1S/C18H30O17/c19-1-3-5(21)6(22)9(25)17(32-3)35-14-11(27)12(4(2-20)31-16(14)30)33-18-10(26)7(23)8(24)13(34-18)15(28)29/h3-14,16-27,30H,1-2H2,(H,28,29)