InChI=1S/C29H46O2/c1-18(2)8-11-25(30)20(4)22-12-16-29(7)24-10-9-21-19(3)26(31)14-15-27(21,5)23(24)13-17-28(22,29)6/h8,19-22,25,30H,9-17H2,1-7H3/t19-,20+,21+,22+,25+,27-,28-,29-/m0/s1