InChI=1S/C27H44O4/c1-15(2)22(29)9-6-16(3)19-7-8-20-25-21(14-24(31)27(19,20)5)26(4)11-10-18(28)12-17(26)13-23(25)30/h12,15-16,19-25,29-31H,6-11,13-14H2,1-5H3/t16-,19-,20+,21+,22?,23-,24+,25+,26+,27-/m1/s1