Diphenylamine.
D000814:Aniline Compounds / Q000009:adverse effects*; D003877:Dermatitis, Contact / Q000209:etiology*; D004159:Diphenylamine / Q000009:adverse effects*; D006801:Humans; D010328:Patch Tests; D010476:Perfume; D010592:Pharmaceutic Aids / Q000009:adverse effects
D000814:Aniline Compounds; D010476:Perfume; D010592:Pharmaceutic Aids; D004159:Diphenylamine