4-(2-Propenyl)benzoic acid

4-(2,5-dioxo-2,5-dihydro-pyrrol-1-yl)-benzoic acid

4-(3-methoxypropyl)-3-thiosemicarbazide

4-(4′-bromophenyl)piperidine

4-(4-Chlorophenyl)-4-phenylpiperidine hydrochloride

4-(4-Methylpiperazin-1-ylmethyl)phenylamine

4-(4-Pyridinylsulfanyl)pyridine

4-(5-Bromo-3-chloropyridin-2-yl)morpholine

4-(5-phenyl-1,3,4-oxadiazol-2-yl)piperidine

[4-(Aminocarbonyl)phenyl]acetic acid

4-(Bromomethyl)-1-phenyl-1H-1,2,3-triazole

4-(Bromomethyl)-3,5-dimethylisoxazole

4-(Dimethylamino)-N-(2-propynyl)benzamide

4-(Morpholine-4-sulfonyl)-benzenesulfonyl chloride

4-(Piperidin-1-ylmethyl)aniline