4-((1-ALLYL-4-HO-2-OXO-1,2-2H-QUINOLINE-3-CARBONYL)-AMINO)-BENZOIC ACID BU ESTER

4-((1-ETHYL-1H-INDOL-3-YL)METHYL)-2,6-DIPHENYLPYRYLIUM PERCHLORATE

4-((5-CL-2-HO-BENZYLIDENE)-AMINO)-1,5-DIMETHYL-2-PH-1,2-DIHYDRO-PYRAZOL-3-ONE

4-((E)-{2-[2-(4-NITROPHENOXY)ACETYL]HYDRAZONO}METHYL)PHENYL 3-CHLORO-6-METHOXY-1-BENZOTHIOPHENE-2-CARBOXYLATE

4-((THIOPHENE-2-CARBONYL)-HYDRAZONOMETHYL)-BENZOIC ACID METHYL ESTER

4-(2-BR-PH)-2-(4-CL-PH)-1,9B-DIHYDRO-5-OXA-3,3A-DIAZA-CYCLOPENTA(A)NAPHTHALENE

4-(2-HO-NAPHTHALEN-1-YLMETHYLENE)-5-METHYL-2-PHENYL-2,4-DIHYDRO-PYRAZOL-3-ONE

4-(2-ISOPROPYLANILINO)-1,2-NAPHTHALENEDIONE

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

4-(2,4-DICHLOROBENZYLIDENE)-2-METHYL-1,3-OXAZOL-5(4H)-ONE

4-(2,5-DI-ME-PH)-2,7,7-TRIMETHYL-5-OXO-6H-QUINOLINE-3-CARBOXYLIC ACID ET ESTER

4-(3-(BENZYLOXY)PHENYL)-2,6-DIMETHYL-1,4-DIHYDRO-3,5-PYRIDINEDICARBONITRILE

4-(3,5-DINITRO-BENZOYLAMINO)-BENZOIC ACID ETHYL ESTER

4-(4-BROMO-BENZENESULFONYLOXY)-BENZOIC ACID BUTYL ESTER

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