4-(对甲苯基偶氮)苯胺

4-methoxy-N-p-tolylbenzenesulfonamide

对丙二酰二甲苯胺

6-chloro-4-N-(4-methylphenyl)pyrimidine-2,4-diamine

1,3-dimethyl-6-(4-methylanilino)pyrimidine-2,4-dione