4-FLUORO-N-(4-OXO-2-THIOXO-THIAZOLIDIN-3-YL)-BENZAMIDE

4-FLUOROBENZYL N-(2,5-DICHLOROPHENYL)CARBAMATE

4-FLUOROPHENYL N-(2-CHLORO-6-METHYLPHENYL)CARBAMATE

4-Formyl-2-isopropylthiazole

4-HO-2-OXO-1,2-DIHYDRO-QUINOLINE-3-CARBOXYLIC ACID N'-PHENYLACETYL-HYDRAZIDE

4-Hydrazinoquinoline hydrochloride

4-HYDROXY-1-METHYL-2-OXO-N-(3-PYRIDINYL)-1,2-DIHYDRO-3-QUINOLINECARBOXAMIDE

4-Hydroxy-2-methyl-8-trifluoromethylquinoline

4-HYDROXY-2-OXO-1,2-DIHYDRO-QUINOLINE-3-CARBOXYLIC ACID N'-PENTANOYL-HYDRAZIDE

4-hydroxy-2,5-dimethylphenyl thiocyanate

4-HYDROXY-3-METHOXYBENZOIC 3-NITROBENZYLIDENEHYDRAZIDE

4-Hydroxy-3,5-diiodobenzohydrazide

4-Hydroxy-4-(6-methoxypyridin-3-yl)cyclohexanone

4-HYDROXY-5-NITRO-1,3-BENZENEDISULFONIC ACID, DIPOTASSIUM SALT

4-Hydroxy-N-(2-methylphenyl)benzamide