2-((3-(4-Methylpiperidino)-2-(2-carboxy-4-cyclohexenylcarbonyloxy))propoxy)bibenzyl 4-Cyclohexene-1,2-dicarboxylic acid, mono(1-((4-methyl-1-piperidinyl)methyl)-2-(2-(2-phenylethyl)phenoxy)ethyl) ester GW5664997