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

4-hydroxybenzaldehyde oxime

4-Hydroxymetanilamide

4-IMIDAZO(2,1-B)(1,3)THIAZOL-6-YLPHENYL METHYL ETHER

4-METHYL-2,6-BIS(2-NAPHTHYLMETHYLENE)CYCLOHEXANONE

4-ME-5-PH-2H-PYRAZOLE-3-CARBOXYLIC ACID (2,5-DIMETHOXY-BENZYLIDENE)-HYDRAZIDE

4-ME-5-PHENYL-2H-PYRAZOLE-3-CARBOXYLIC ACID (3-METHOXY-BENZYLIDENE)-HYDRAZIDE