InChI=1S/C29H48O3/c1-17(2)20(5)18(3)14-19(4)23-8-9-24-22-15-26(31)29(32)16-21(30)10-13-28(29,7)25(22)11-12-27(23,24)6/h14-15,17,19-21,23-26,30-32H,8-13,16H2,1-7H3/b18-14+