2-((3-Dimethylamino-2-(3-carboxypropoxy))propoxy)bibenzyl 4-(1-((Dimethylamino)methyl)-2-(2-(2-phenylethyl)phenoxy)ethoxy)butanoic acid Butanoic acid, 4-(1-((dimethylamino)methyl)-2-(2-(2-phenylethyl)phenoxy)ethoxy)- EK7796750