Tolterodine Impurity 5

Chemical Name: (E)-N,N-diisopropyl-3-phenylprop-2-en-1-amine; 2-Propen-1-amine, N,N-bis(1-methylethyl)-3-phenyl-, (E)- (9CI) (2E)-N,N-Bis(1-methylethyl)-3-phenyl-2-propen-1-amine;