2-(Diethylamino)-2,2',4',6'-tetramethylpropionanilide hydrochloride A 396 Propionanilide, 2-(diethylamino)-2,2',4',6'-tetramethyl-, monohydrochloride UE4931700 alpha-Diaethylaminoisobutyrylmesidin hydrochlorid [German]