4',4'''-(3-OXO-1,4-PENTADIEN-1,5-DIYL)BISACETANILIDE

4′-Methylbiphenyl-2-carboxylic acid methyl ester

4'-MORPHOLINOACETANILIDE

4'-(BETA-CYANO-4-METHOXYSTYRYL)-ACETANILIDE

4'-(DIETHYLAMINO)-2,4-DINITROAZOBENZENE

4'-(FORMYLHYDRAZINO)-3-PHENYLPROPIONANILIDE

4'-(METHYLTHIO)-3-NITROBENZANILIDE

4-[(11,17-dihydroxy-3,20-dioxopregna-1,4-dien-21-yl)oxy]-4-oxobutanoic acid

4-[(2-Hydroxyethyl)(methyl)amino]benzoic acid

4-{[(4-methylphenyl)sulfonyl]amino}benzoic acid

4-[(4-Oxopentanoyl)oxy]cyclohexyl 4-oxopentanoate

4-[(4-[[4-(4-ACETYL-3-HYDROXY-2-PROPYLPHENOXY)-2-BUTENYL]OXY]PHENYL)SULFANYL]BENZOIC ACID

4'-BUTYLSULFAMOYL-1-HYDROXY-2'-NITRO-2-NAPHTHANILIDE

4'-CHLORO-2'-METHYLBENZANILIDE

4'-CHLORO-2',5'-DIMETHOXYACETOACETANILIDE