<unk>  (also known as<unk> ,<unk> ,<unk>  and<unk>  is a tumorigenic compound used in the assessment of the efficacy of diets, drugs, and procedures in the prevention and treatment of cancer in animal models.
4-Nitroquinoline 1-oxide
Methylene diphenyl diisocyanate
8-Hyydroxyquinoline
Toluene diisocyanate
Formaldehyde
Dimethyl sulfide
Organic peroxide
Cadmium oxide