tert-Butyl 4-[(5-aminopyridin-2-ylamino)methyl]piperidine-1-carboxylate

tert-Butyl 4-(ethoxycarbonylamino)piperidine-1-carboxylate

Methyl 3-[(piperidin-4-yl)sulfamoyl]benzoate hydrochloride

tert-Butyl 1-cyclohexylpiperidin-4-ylcarbamate

tert-Butyl 1-(2-fluorobenzyl)piperidin-4-ylcarbamate

1-(Pyridin-4-ylmethyl)piperidin-4-aminetrihydrochloride

tert-Butyl 1-(4-fluorobenzyl)piperidin-4-ylcarbamate

tert-Butyl 4-(3-fluoro-2-nitrophenoxy)piperidine-1-carboxylate

tert-Butyl 4-[(5-nitropyridin-2-yloxy)methyl]piperidine-1-carboxylate

1-(2-Amino-3-fluorophenyl)piperidin-4-ol

1-(2-Fluoro-6-nitrophenyl)piperidin-4-amine hydrochloride