InChI=1S/C27H44O3/c1-19-7-11-24(29)17-22(19)9-8-21-13-15-27(4)23(16-21)10-12-25(27)20(2)6-5-14-26(3,30)18-28/h8-9,20,23-25,28-30H,1,5-7,10-18H2,2-4H3/b21-8-,22-9-/t20-,23+,24+,25-,26?,27+/m1/s1