InChI=1S/C28H54O5/c1-5-25(4)19-15-11-7-9-13-17-21-28(31)33-23-26(29)22-32-27(30)20-16-12-8-6-10-14-18-24(2)3/h24-26,29H,5-23H2,1-4H3/t25?,26-/m0/s1