(E)-4-(4-hydroxybenzylideneimino)benzoic acid

4-[[2-(2,4-二硝基苯基)肼基]亚甲基]环己-2,5-二烯-1-酮

(4-hydroxy-1-benzaldehydo)-2-aminobenzothiazole

豆腐果甙

phenyl 4-formylphenyl carbonate