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

(S)-3-(4-Nitrophenoxy)pyrrolidine hydrochloride

1-(3-Nitropyridin-2-yl)piperazine hydrochloride

tert-Butyl 4-[(3-nitropyridin-2-yloxy)methyl]piperidine-1-carboxylate

(S)-3-Nitro-2-(pyrrolidin-3-yloxy)pyridine hydrochloride

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

tert-Butyl 1-benzoylpiperidin-4-ylcarbamate

tert-Butyl 1-isonicotinoylpiperidin-4-ylcarbamate

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

1-(Isopropylsulfonyl)piperidin-4-amine hydrochloride

tert-Butyl 4-[(2-fluoro-4-nitrophenoxy)methyl]piperidine-1-carboxylate