InChI=1S/C25H48O7/c1-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19(2)31-25-22(28)20(26)21(27)23(32-25)24(29)30/h19-23,25-28H,3-18H2,1-2H3,(H,29,30)