4-(2,4-DICHLORO-BENZYLIDENE-HYDRAZINOCARBONYL)-1-METHYL-PYRIDINIUM, IODIDE

4-(2,4-DIHYDROXY-PHENYLAZO)-5-HYDROXY-NAPHTHALENE-2,7-DISULFONIC ACID

4-(2,5-DIMETHOXY-BENZYLIDENE-HYDRAZINOCARBONYL)-1-(2-OXO-2-PH-ET)-PYRIDINIUM, CL

4-(3,4-DIMETHOXY-PHENYL)-2,6-DIMETHYL-1,4-DIHYDRO-PYRIDINE-3,5-DICARBONITRILE

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

4-(4-THIOCYANATO-PHENYL)-MORPHOLINE

4-(5-BR-2-HYDROXY-PHENYL)-2,6-DIMETHYL-1,4-DIHYDRO-PYRIDINE-3,5-DICARBONITRILE

4-(AC-(5-BR-1,3-DIOXO-1,3-2H-ISOINDOL-2-YLMETHYL)-AMINO)-BENZOIC ACID ET ESTER

4-(N'-(4-FLUORO-BENZYLIDENE)-HYDRAZINO)-PHENOL

4-AMINO-1-(2-ISOPROPYL-5-METHYLCYCLOHEXYL)-3,5-DIMETHYL-4H-1,2,4-TRIAZOL-1-IUM 2-AMINO-4-NITROBENZENESULFONATE

4-BENZOYL-3-HO-1-(5-ME-1,3,4-THIADIAZOL-2-YL)-5-PH-1,5-DIHYDRO-2H-PYRROL-2-ONE

4-BR-2-(((3-(2,4-DICHLORO-PH)-5-MERCAPTO-4H-1,2,4-TRIAZOL-4-YL)IMINO)ME)PHENOL

4-BROMO-3-(4-ETHOXY-PHENYLIMINO)-5-METHYL-1,3-DIHYDRO-INDOL-2-ONE

4-BROMO-N-(4-BROMO-3-METHYL-PHENYL)-BENZAMIDE

4-CHLORO-BENZOIC ACID (3,4,5-TRIMETHOXY-BENZYLIDENE)-HYDRAZIDE