3-(3-chlorophenyl)-5-(4-nitrophenylmethylene)-4-imidazolidinedione |
3-(3-chlorophenyl)-5-(4-nitrophenylmethylene)-2,4-imidazolidinedione |
3-(m-chlorophenyl)-5-(p-nitrobenzylidene)-hydantoi |
3-(3-chlorophenyl)-5-(4-nitrophenylmethylene)-4-imidazolidinedione |