(Bicyclohexyl)-1-carboxylic acid, 2-(4-methyl-1-piperazinyl)ethyl ester 2-(4-Methyl-1-piperazinyl)ethyl (bicyclohexyl)-1-carboxylate 3563-46-0 4-23-00-00092 (Beilstein Handbook Reference) BRN 0268277 J.L. 1314