InChI=1S/C29H56O5/c1-5-25(3)19-15-11-7-9-13-17-21-28(31)33-24-27(23-30)34-29(32)22-18-14-10-8-12-16-20-26(4)6-2/h25-27,30H,5-24H2,1-4H3/t25?,26?,27-/m0/s1