4-methoxy-N-[(4-methylphenyl)diazenyl]aniline

1-[(4-methylphenyl)diazenyl]naphthalen-2-amine

N-ethyl-6-methyl-2-(4-methylanilino)pyridine-3-carboxamide

4,4’,4"-三氨基三苯甲烷

(4-氨基-3-甲苯基)-双(4-氨苯基)甲醇