4-ANILINO-2-THIOXO-1,2-DIHYDRO-3-PYRIDINECARBONITRILE

4-BENZHYDRYL-N-(3-(TRIFLUOROMETHYL)PHENYL)-1-PIPERAZINECARBOXAMIDE

4-(TRIPHENYLSTANNYL)ANILINE

4-ACETAMIDO-3-NITROANISOLE

4-ACETAMIDOBENZALDEHYDE (2,6-DINITRO-4-METHYLPHENYL)HYDRAZONE

4-ACETAMIDOPHENYL N-(2,5-XYLYL)CARBAMATE

4-BENZOYLPHENYL N-(4-CHLOROPHENYL)CARBAMATE

4-BENZYL-1-CARBAMOYLMETHYL-PYRIDINIUM, CHLORIDE

4-ACETYLPHENYL N-(2,5-DIFLUOROPHENYL)CARBAMATE

4-ACO-1-(DIMETHOXY-PH)-6,7-DIMETHOXY-NAPHTHALENE-2-CARBOXYLIC ACID TERT-BU ESTER

4-ALLYL-2-METHOXYPHENYL N-(4-METHYL-3-NITROPHENYL)CARBAMATE

4-allyl-5-(3-nitrophenyl)-4H-1,2,4-triazole-3-thiol

4-ALPHA-CHLORO-4-BETA-NITROSO-5-ALPHA-CHOLESTANE

4-AMINO-1-(2-FLUOROBENZYL)-3,5-DIMETHYL-4H-1,2,4-TRIAZOL-1-IUM 4-[(E)-(2,4-DIHYDROXYPHENYL)DIAZENYL]BENZENESULFONATE

4-AMINO-2,5,7-TRICHLORO-9-FLUORENONE