InChI=1S/C27H44O3/c1-16(2)23(29)9-6-17(3)20-7-8-21-25-22(11-13-27(20,21)5)26(4)12-10-19(28)14-18(26)15-24(25)30/h14,16-17,20-25,29-30H,6-13,15H2,1-5H3/t17-,20?,21?,22?,23?,24-,25?,26+,27-/m1/s1