InChI=1S/C28H54O5/c1-4-6-7-8-9-10-11-15-18-21-27(30)32-23-26(29)24-33-28(31)22-19-16-13-12-14-17-20-25(3)5-2/h25-26,29H,4-24H2,1-3H3/t25?,26-/m0/s1