InChI=1S/C24H46O5/c1-4-6-7-10-15-18-24(27)29-22(19-25)20-28-23(26)17-14-12-9-8-11-13-16-21(3)5-2/h21-22,25H,4-20H2,1-3H3/t21?,22-/m0/s1