1-(3-Methoxy-4-hydroxybenzyliden)amino-3,3-diaethyl-5-methyl-2,4-piperidindion [German] 2,4-Piperidinedione, 3,3-diethyl-1-(((4-hydroxy-3-methoxyphenyl)methylene)amino)-5-methyl- 2,4-Piperidinedione, 3,3-diethyl-1-((4-hydroxy-3-methoxybenzylidene)amino)-5-methyl- 3,3-Diethyl-1-((4-hydroxy-3-methoxybenzylidene)amino)-5-methyl-2,4-piperidinedione 39844-60-5 5-21-09-00615 (Beilstein Handbook Reference) BRN 1499613