2,4-二(2-苯基偶氮)-1-萘醇

5-氧代-1-苯基-2,5-二氢-1H-吡唑-3-羧酸

N-methyl-N-phenyldiazenylacetamide

5-methyl-2-phenyl-4-(phenylhydrazinylidene)pyrazol-3-one

丙酮醛 1-苯基腙