1-Ethyl-4-(m-dimethylcarbamoxyphenyl)piperidine hydrochloride Carbamic acid, dimethyl-, m-(1-ethyl-4-piperidyl)phenyl ester, hydrochloride Dimethylcarbamic acid m-(1-ethyl-4-piperidyl)phenyl ester hydrochloride FA1285000 NU-366