InChI=1S/C29H44O4/c1-17(2)26(32)12-7-18(3)23-10-11-24-22-9-8-20-15-21(31)13-14-28(20,5)25(22)16-27(29(23,24)6)33-19(4)30/h15,17-18,22-25,27H,7-14,16H2,1-6H3/t18-,22+,23-,24+,25+,27-,28+,29-/m1/s1