4-(4-chlorophenyl)-piperidine hydrochloride

4-(4-Methylpiperidin-1-yl)aniline

4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-benzamide

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

[4-(Aminomethyl)tetrahydro-2H-pyran-4-yl]methanol

4-(bromomethyl)-2,1,3-benzoxadiazole

4-(Dimethylamino)-4-piperidinecarboxylic acid dihydrochloride

4-(Morpholinomethyl)benzonitrile

4-(Propionylamino)benzoic acid

4-(tert-butylamino)benzamide

4-acetylamino-3-methyl-benzenesulfonyl chloride

4-Amino-2-bromo-6-chlorophenol

4-Amino-6,8-dichloroquinoline

4-aminomethylquinoline

4-Arm PEG20K-Dibenzocyclooctyne