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

4-[(E)-1,3-thiazol-2-yldiazenyl]-1-naphthol

4-{[1-(tert-Butoxycarbonyl)-4-piperidinyl]oxy}benzoic acid

4-{2-[(4-Methyl-6-phenyl-3-pyridazinyl)oxy]ethyl}morpholine hydrochloride

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

[4-[2-(4-ACETYL-3-HYDROXY-2-PROPYLPHENOXY)ETHOXY]-3-CHLOROPHENYL]ACETIC ACID

4-[2-(4-Methyl-piperazin-1-yl)-ethyl]-phenylamine

4-[2-(Benzo[4,5]thiazolo[2,3-c]-1,2,4-triazol-3-ylthio)acetylamino]benzoic acid

4-[2-(dimethylamino)ethoxy]benzaldehyde oxime hydrochloride

4-[2,2-bis(4-methoxyphenyl)ethyl]benzenecarboximidamide hydrochloride

4-[3-(4-AMINO-3-NITROPHENYL)-2-QUINOXALINYL]-2-NITROPHENYLAMINE

4-[3-(dimethylamino)propyl]-2H-1,4-benzothiazin-3(4H)-one hydrochloride

4-{4-[(2-FLUOROBENZOYL)OXY]PHENOXY}PHENYL 2-FLUOROBENZOATE

4-{4-[bis(2-iodoethyl)amino]phenyl}butanoic acid

4-[[4-(3-[[6-(BENZYLOXY)-3-ETHYL-4'-FLUORO[1,1'-BIPHENYL]-4-YL]OXY]PROPOXY)PHENYL]SULFINYL]BENZOIC ACID