5-羟基-2-吡啶羧酸, 5-Hydroxypyridine-2-carboxylic Acid

3-羟基-2-吡咯烷酮, 3-Hydroxy-2-pyrrolidinone

4-羟基喹啉-2-羧酸水合物, 4-Hydroxyquinoline-2-carboxylic Acid Hydrate

4-羟基-TEMPO, 4-Hydroxy-TEMPO

1-羟基四苯基环戊二烯基(四苯基-2,4-环戊二烯-1-酮)-^m-氢四羰基二钌(II), 1-Hydroxytetraphenylcyclopentadienyl(tetraphenyl-2,4-cyclopentadien-1-one)-μ-hydrotetracarbonyldiruthenium(II)

3-羟基-5-(三氟甲基)苯甲酸, 3-Hydroxy-5-(trifluoromethyl)benzoic acid

3-羟基-2,4,6-三碘苯甲酸, 3-Hydroxy-2,4,6-triiodobenzoic acid

金丝桃素, Hypericin

咪唑-4-羧酸, Imidazole-4-carboxylic acid

4-(1-咪唑基)苯酚, 4-(1-Imidazolyl)phenol