Tolterodine Dimer Impurity (Mixture of Diastereomers)

Chemical Name: Phenol, 2,​2'-​[[(1-​methylethyl)​imino]​bis(1-​phenyl-​3,​1-​propanediyl)​]​bis[4-​methyl-; 2,2'-[[(1-Methylethyl)imino]bis(1-phenyl-3,1-propanediyl)]bis[4-methylphenol]; 2,2’-[[(1-Methylethyl)imino]bis(1-phenyl-3,1-propanediyl)]bis[4-methylphenol] 2,2,2-trifluoroacetic acid ;

Smile: OC(C=CC(C)=C1)=C1[C@H](CCN(C(C)C)CC[C@@H](C2=CC=CC=C2)C3=CC(C)=CC=C3O)C4=CC=CC=C4.OC(C(F)(F)F)=O