InChI=1S/C29H48O2/c1-19(2)8-7-9-20(3)25-12-13-26-24-11-10-22-18-23(31-21(4)30)14-16-28(22,5)27(24)15-17-29(25,26)6/h11,19-20,22-23,25-27H,7-10,12-18H2,1-6H3/t20-,22+,23+,25-,26+,27+,28+,29-/m1/s1