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

4-(BUTOXYCARBONYL)PHENYL N-(2-(TRIFLUOROMETHYL)PHENYL)CARBAMATE

4-(CHLORO-PHENYL-METHYL)-BIPHENYL

4-(chloromethyl)-5-methyl-2-phenyl-1,3-oxazole

4-(CYCLOHEXYLUREIDO)BENZOIC ACID HYDRAZIDE

4-(DIETHYLAMINO)-3'-FLUOROAZOBENZENE

4-(N-(P-TOLYL)CARBAMOYL)-2,6-DIMETHYLMORPHOLINE

4-(NAPHTHALEN-2-YLAMINO)-PENT-3-EN-2-ONE

4-(DIMETHYLAMINO)-4'-METHOXYCHALCONE

4-(DIPHENYL-PHOSPHINOYL)-2,5-DIPHENYL-OXAZOLE