67465-33-2 Diethyl 2-aminoethyl-(3,4-methylenedioxyphenyl)malonate hydrochloride MALONIC ACID, (2-AMINOETHYL)(3,4-METHYLENEDIOXYPHENYL)-, DIETHYL ESTER, HYDROCHL Malonic acid, (2-aminoethyl)(3,4-methylenedioxyphenyl)-, diethyl ester, hydrochloride