| 1-((5-(p-nitrophenyl)furfurylidene)amino)-hydantoi |
| 1-(((5-(4-nitrophenyl)-2-furanyl)methylene)amino)-2,4-imidazolidinedione |
| 1-((5-(p-nitrophenyl)furfurylidene)amino)hydantoin |
| 1-(((5-(4-nitrophenyl)-2-furanyl)methylene)amino)-4-imidazolidinedione |
| dantrolene |
| 1-((5-(p-nitrophenyl)furfurylidene)amino-hydantoi |
| dantrolen |
