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

4-((5-METHYL-2H-PYRAZOLE-3-CARBONYL)-HYDRAZONOMETHYL)-BENZOIC ACID METHYL ESTER

4-((S)-(+)-2-CHLORO-3-METHYLBUTYRYLOXY)-PHENYL 4-(DECYLOXY)BENZOATE

4-(2-(5-ME-(1,3,4)THIADIAZOL-2-YLSULFANYL)-ACETYLAMINO)-BENZOIC ACID ETHYL ESTER

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

4-(2,3-DIHYDRO-1H-PERIMIDIN-2-YL)-BENZOIC ACID METHYL ESTER

4-(2,4-DICHLORO-PHENOXY)-N-(3,5-DIMETHYL-PHENYL)-BUTYRAMIDE

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

4-(3,4-DIMETHOXY-BENZOYLAMINO)-BENZOIC ACID PENTYL ESTER

4-(4-BR-PH)-8-CL-2-P-TOLYL-1,9B-2H-5-OXA-3,3A-DIAZA-CYCLOPENTA(A)NAPHTHALENE

4-(4-FLUORO-PHENYL)-(1,2,3)SELENADIAZOLE

4-(5-(4-CL-PHENYL)-FURAN-2-YLMETHYLENE)-2,5-DIPHENYL-2,4-DIHYDRO-PYRAZOL-3-ONE

4-(7-HYDROXY-4-METHYL-2-OXO-2H-CHROMEN-6-YLAZO)-BENZOIC ACID

4-(DIMETHYLAMINO)-3,5,10,12,12A-PENTAHYDROXY-6-METHYL-1-OXO-1,4,4A,5,5A,6,11,12A-OCTAHYDRO-2-NAPHTHACENECARBOXAMIDE HYDROCHLORIDE

4-AMINO-1-[2-(4-BROMOANILINO)-2-OXOETHYL]-3,5-DIMETHYL-4H-1,2,4-TRIAZOL-1-IUM 4-[(E)-(4-HYDROXY-1-NAPHTHYL)DIAZENYL]BENZENESULFONATE