4'-METHYL-3'-NITROACETANILIDE

4-{1-[4-(BENZOYLOXY)PHENYL]-1-METHYLPROPYL}PHENYL BENZOATE

4-((E)-2-{4-[(E)-2-(4-QUINOLINYL)ETHENYL]PHENYL}ETHENYL)QUINOLINE

4-(2-FUROYLOXY)PHENYL 2-FUROATE

4-(2-PHTHALIMIDOPHENYL)BUTYRIC ACID

4-(2,4-DICHLOROPHENYL)-1,1-DIMETHYLSEMICARBAZIDE

4-(2,4-DINITRO-PHENYLAMINO)-2,6-DIISOPROPYL-PHENOL

4-(2,5-DIFLUOROPHENYL)-1-(4-METHOXYBENZOYL)SEMICARBAZIDE

4-(3-ALLYLUREIDO)BENZOIC (3-ETHOXY-4-HYDROXYBENZYLIDENE)HYDRAZIDE

4-(3-CHLORO-2-METHYLPHENYL)-1-METHYL-1-PHENYLSEMICARBAZIDE

4-(3,7-DI-ACO-12-HO-10,13-DI-ME-CYCLOPENTA(A)PHENANTHREN-17-YL)-PENTANOIC ACID

4-(4-BROMO-BUTOXY)-4'-METHOXY-BIPHENYL

4-(4-HO-PH)-6-ME-2-OXO-1,2,3,4-4H-PYRIMIDINE-5-CARBOXYLIC ACID ETHYL ESTER

4-(4,6-DIAMINO-M-TOLYL)IMINO-2,5-CYCLOHEXADIEN-1-YLIDENE)DI-ME-AMMONIUM CHLORIDE

4-(BENZYLAMINOMETHYLENEAMINO)-2-(ETHOXYCARBONYL)-4H-1,2,4-TRIAZOL-2-IUM CHLORIDE