4'-TERT-BUTYLACETANILIDE

4',4'''-VINYLENEDIBENZANILIDE

4′,6′-Dimethoxy-4-fluoro-2′-hydroxychalcone

{4-[(1H-BENZIMIDAZOL-2-YLMETHYL)SULFANYL]-6-OXO-2-PHENYL-1,6-DIHYDRO-5-PYRIMIDINYL}(TRIPHENYL)PHOSPHONIUM CHLORIDE

4-[(3-NITROBENZOYL)OXY]PHENYL 3-NITROBENZOATE

4-[(4-Aminophenyl)sulfonyl]-1,2-benzenediamine

4-[(4-Chloro-3-methylphenoxy)methyl]benzoic acid

4-{[(4-Nitroanilino)carbonyl]amino}benzenesulfonamide

4-{(E)-[(1-acetyl-1,2,3,4-tetrahydro-6-quinolinyl)imino]methyl}phenol

4-{[1-(4-Ethylphenyl)ethyl]amino}-4-oxobutanoic acid

4-[(E)-2-(4-amino-2-nitrophenyl)ethenyl]phenylamine

4-{1-Hydroxy-2-[(1-methyl-2-phenylethyl)amino]propyl}phenol oxalate

4-{[2-(2-ethoxyphenoxy)ethyl]amino}-1-[3-(trifluoromethyl)phenyl]-1-butanone hydrochloride

4-[2-(4-Allyl-2,6-dimethoxyphenoxy)-1-hydroxypropyl]-2-methoxyphenol

4-[2-(7,8-dimethyl-2,4-dioxo-3,4-dihydrobenzo[g]pteridin-10(2H)-yl)ethoxy]-4-oxobutanoic acid