InChI=1S/C25H42O9/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(24(31)32-2)33-25-21(28)19(26)20(27)22(34-25)23(29)30/h7-8,10-11,18-22,25-28H,3-6,9,12-17H2,1-2H3,(H,29,30)/b8-7-,11-10+