111223-98-4 2,4-Imidazolidinedione, 3-(4-chlorophenyl)-5-((4-nitrophenyl)methylene)- 3-(4-Chlorophenyl)-5-((4-nitrophenyl)methylene)-2,4-imidazolidinedione Hydantoin, 3-(p-chlorophenyl)-5-(p-nitrobenzylidene)-