1-Methyl-2-piperidinoethyl m-butoxy-N-ethylcarbanilate hydrochloride 52205-66-0 CARBANILIC ACID, m-BUTOXY-N-ETHYL-, 1-METHYL-2-PIPERIDINOETHYL ESTER, MONOHYDROC Carbanilic acid, m-butoxy-N-ethyl-, 1-methyl-2-piperidinoethyl ester, monohydrochloride m-Butoxy-N-ethylcarbanilic acid 1-methyl-2-piperidinoethyl ester monohydrochloride