N-(3-Nitrobenzyl)piperidine-4-amine dihydrochloride

N-(piperidin-4-yl)cyclopentanecarboxamide hydrochloride

N-(Piperidin-4-yl)benzenesulfonamide hydrochloride

N-(2-Methoxybenzyl)piperidine-4-amine dihydrochloride

1-(4-Fluorophenyl)-3-(piperidin-4-yl)urea hydrochloride

tert-Butyl 4-(3-ethylureido)piperidine-11-carboxylate

tert-Butyl 4-(2-hydroxy-2-methylpropanamido)piperidine-1-carboxylate

tert-Butyl 4-(3-bromophenylsulfonamido)piperidine-1-carboxylate

tert-Butyl 4-[3-(2-bromophenyl)ureido]piperidine-1-carboxylate

tert-Butyl 4-[3-(4-nitrophenyl)ureido]piperidine-1-carboxylate

1-(2-Bromophenyl)-3-(piperidin-4-yl)ureahydrochloride