InChI=1S/C25H42O8/c26-20-21(27)23(24(29)30)33-25(22(20)28)32-17-13-11-9-7-5-3-1-2-4-6-8-10-12-15-19-16-14-18-31-19/h14,16,18,20-23,25-28H,1-13,15,17H2,(H,29,30)