2-Piperidineethanol, m-aminobenzoate (ester), hydrochloride 69780-82-1 BENZOIC ACID, m-AMINO-, 2-(2-PIPERIDYL)ETHYL ESTER, HYDROCHLORIDE beta-2-Piperidylethyl-m-aminobenzoate hydrochloride m-Aminobenzoic acid 2-(2-piperidyl)ethyl ester hydrochloride