111223-93-9 2,4-IMIDAZOLIDINEDIONE, 3-(2-CHLOROPHENYL)-5-(3-NITROPHENYLMETHYLENE)- 3-(2-Chlorophenyl)-5-(3-nitrophenylmethylene)-2,4-imidazolidinedione Hydantoin, 3-(o-chlorophenyl)-5-(m-nitrobenzylidene)-