InChI=1S/C24H36O8/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(25)31-24-21(28)19(26)20(27)22(32-24)23(29)30/h5-8,19-22,24,26-28H,2-4,11-17H2,1H3,(H,29,30)/b6-5+,8-7-