4-(4-METHOXY-3-NITRO-PHENYLIMINO)-PENTAN-2-ONE

4-(4-METHOXY-PHENYL)-5-METHYL-THIAZOL-2-YLAMINE

4-(4-MORPHOLINYL)-2-PHENYLQUINAZOLINE

4-(4,4-DIMETHYL-4-PHENYLTHIOBUTYRYL)MORPHOLINE

4-(5-[1,1'-BIPHENYL]-4-YL-4,7-DIHYDRO[1,2,4]TRIAZOLO[1,5-A]PYRIMIDIN-7-YL)-N,N-DIMETHYLANILINE

4-(5-BROMO-1,3-DIOXO-1,3-DIHYDRO-ISOINDOL-2-YL)-BENZOIC ACID

4-(5-chloro-1H-benzimidazol-2-yl)-2-butanol

4-(5-Fluoro-2-methoxyphenyl)thiazol-2-ol

4-(DIETHYLAMINOMETHYL)-1-PHENYLTETRAZOLE-5(4H)-THIONE

4-(9H-fluoren-9-ylidenemethyl)benzenecarboximidamide hydrochloride

4-(Acetyloxy)-2-(phenylsulfonyl)phenyl acetate

4-(Benzylamino)-1-butanol

[4-(Benzyloxy)-3-methoxyphenyl]acetonitrile

4-(BENZYLOXYCARBONYL)PHENYL N-(4-(METHYLTHIO)PHENYL)CARBAMATE

4-(Boc-amino)-3-methylisothiazole