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