17394-77-3 Diethyl 3,4-methylenedioxyphenylaminomethylenemalonate Malonic acid, [(1,3-benzodioxol-5-ylamino)methylene]-, diethyl ester Malonic acid, [[3,4-(methylenedioxy)anilino]methylene]-, diethyl ester NSC332161 Propanedioic acid, [(1,3-benzodioxol-5-ylamino)methylene]-, diethyl ester