1-(4-Nitrobenzyliden)amino-3,3-diaethyl-5-methyl-2,4-piperidindion [German] 2,4-Piperidinedione, 3,3-diethyl-5-methyl-1-(((4-nitrophenyl)methylene)amino)- 2,4-Piperidinedione, 3,3-diethyl-5-methyl-1-((p-nitrobenzylidene)amino)- 3,3-Diethyl-5-methyl-1-((p-nitrobenzylidene)amino)-2,4-piperidinedione 39844-62-7 5-21-09-00615 (Beilstein Handbook Reference) BRN 1503386