2-((3-Diethylamino-2-(3-carboxypropoxy))propoxy)bibenzyl 4-(1-((Diethylamino)methyl)-2-(2-(2-phenylethyl)phenoxy)ethoxy)butanoic acid Butanoic acid, 4-(1-((diethylamino)methyl)-2-(2-(2-phenylethyl)phenoxy)ethoxy)- EK7785700