1-Cyclohexene-1,2-dicarboxylic acid, mono(1-((dimethylamino)methyl)-2-(2-(2-phenylethyl)phenoxy)ethyl) ester, hydrochloride 2-((3-Dimethylamino-2-(2-carboxy-1-cyclohexenylcarbonyloxy))propoxy)bibenzyl hydrochloride GW5591665