InChI=1S/C24H40O9/c1-2-3-10-13-16-17(31-16)14-11-8-6-4-5-7-9-12-15-18(25)32-24-21(28)19(26)20(27)22(33-24)23(29)30/h8,11,16-17,19-22,24,26-28H,2-7,9-10,12-15H2,1H3,(H,29,30)/b11-8+