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

4-Hydrazino-2-methyl-8-(trifluoromethyl)quinoline

4-HYDROXY-1-METHYL-2-OXO-1,2-DIHYDRO-QUINOLINE-3-CARBOXYLIC ACID PROPYLAMIDE

4-Hydroxy-2-methyl-6-trifluoromethylquinoline

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

4-HYDROXY-2,5-DIMETHYL-3,4-DIPHENYL-CYCLOPENT-2-ENONE

4-Hydroxy-3-methoxybenzamidoxime

4-hydroxy-3,4-dihydro-1(2H)-isoquinolinone

4-HYDROXY-4-(2-NITRO-PHENYL)-BUTAN-2-ONE

4-Hydroxy-5-methoxy-N-phenylnicotinamide

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

4-HYDROXYBENZALDEHYDE N-(4-FLUOROPHENYL)THIOSEMICARBAZONE

4-HYDROXYIMINO-2,2,5,5-TETRAMETHYLTETRAHYDROFURAN-3-ONE

4-I-N-(2,2,2-TRICHLORO-1-(3-(4-MEO-2-NITRO-PHENYL)-THIOUREIDO)-ETHYL)-BENZAMIDE

4-METHYL-2,3,4,5-TETRAHYDRO-1H-1,5-BENZODIAZEPIN-2-ONE