4'-METHYL-2,2,2,3'-TETRAFLUOROACETANILIDE

4-{1-[4-(2-FUROYLOXY)PHENYL]CYCLOPENTYL}PHENYL 2-FUROATE

4-((5-ETHYL-(1,3,4)THIADIAZOL-2-YLIMINO)-METHYL)-PHENOL

4-(2-BROMOACETYL)-6-METHOXY-2-PHENYLQUINOLINE HYDROBROMIDE

4-(2-PHENOXYETHOXY)BENZOIC ACID

4-(2,4-DICHLOROBENZYLIDENEAMINO)ANTIPYRINE

4-(2,4-DINITRO-BENZYLIDENE)-5-METHYL-2-PHENYL-2,4-DIHYDRO-PYRAZOL-3-ONE

4-(2,5-DICHLOROPHENYLAZO)-4'-FLUOROSULFONYL-1-HYDROXY-2-NAPHTHANILIDE

4-(3-ACO-12-HO-DIMETHYL-CYCLOPENTA(A)PHENANTHREN-17-YL)-PENTANOIC ACID ME ESTER

4-(3-CHLORO-2-METHYLPHENYL)-1-(2-HYDROXYBENZOYL)SEMICARBAZIDE

4-(3,4-DIMETHOXYBENZYLIDENEAMINO)ANTIPYRINE

4-(4-BROMOBUTOXY)-4'-METHOXYBIPHENYL

4-(4-CHLOROPHENYL)-DIHYDRO-DIMETHYL-1H-PYRAZOLO(3,4-E)(1,4)THIAZEPIN-7(6H)-ONE

4-(4,5-DIHYDRO-4,4-DIMETHYL-2-OXAZOLYL)-5-(2-HYDROXY-2-PH-ET)-3-PHENY LISOXAZOLE

4-(BENZYLAMINO)-4-METHYL-2-PENTANOL