InChI=1S/C28H54O5/c1-4-6-7-14-18-21-27(30)32-23-26(29)24-33-28(31)22-19-16-13-11-9-8-10-12-15-17-20-25(3)5-2/h25-26,29H,4-24H2,1-3H3/t25?,26-/m1/s1