InChI=1S/C33H54O2/c1-21(2)22(3)10-11-23(4)25-14-16-31(9)27-13-12-26-29(6,7)28(35-24(5)34)15-17-32(26)20-33(27,32)19-18-30(25,31)8/h22-23,25-28H,1,10-20H2,2-9H3/t22-,23-,25-,26+,27+,28+,30-,31+,32-,33+/m1/s1