2-Ethoxy-3-methoxybenzoic acid 2-morpholinoethyl ester hydrochloride 22684-79-3 BENZOIC ACID, 2-ETHOXY-3-METHOXY-, 2-MORPHOLINOETHYL ESTER, HYDROCHLORIDE Benzoic acid, 2-ethoxy-3-methoxy-, 2-(4-morpholinyl)ethyl ester, hydrochloride