InChI=1S/C25H44O9/c1-15(8-5-9-16(2)11-7-13-18(4)23(29)30)10-6-12-17(3)14-33-25-21(28)19(26)20(27)22(34-25)24(31)32/h15-17,19-22,25-28H,4-14H2,1-3H3,(H,29,30)(H,31,32)