InChI=1S/C29H50O/c1-19(2)9-8-10-20(3)22-12-13-23-21-11-14-25-27(4,5)26(30)16-18-29(25,7)24(21)15-17-28(22,23)6/h11,19-20,22-26,30H,8-10,12-18H2,1-7H3/t20-,22-,23+,24+,25+,26+,28-,29-/m1/s1