InChI=1S/C29H56O5/c1-4-6-7-8-9-10-11-12-17-20-23-29(32)34-27(24-30)25-33-28(31)22-19-16-14-13-15-18-21-26(3)5-2/h26-27,30H,4-25H2,1-3H3/t26?,27-/m0/s1