InChI=1S/C17H28O16/c18-3-1-29-16(9(23)5(3)19)30-2-4-6(20)12(11(25)15(28)31-4)32-17-10(24)7(21)8(22)13(33-17)14(26)27/h3-13,15-25,28H,1-2H2,(H,26,27)