(1-Methyl-4-piperidyl)methyl(1-hydroxycyclohexyl)phenylacetate 1-Hydroxy-alpha-phenylcyclohexaneacetic acid (1-methyl-4-piperidyl)methyl ester 101564-13-0 Cyclohexaneacetic acid, 1-hydroxy-alpha-phenyl-, (1-methyl-4-piperidyl)methyl ester