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