(1R,4R)-4-(3-Nitropyridine-2-ylamino)cyclohexanol

1-(Piperidin-4-yl)-3-p-tolylurea hydrochloride

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

3-Fluoro-N-(piperidin-4-yl)benzenesulfonamide hydrochloride

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

3-Bromo-N-(piperidin-4-yl)benzenesulfonamide hydrochloride

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

tert-Butyl 4-[(piperidine-1-carbonyl)amino]piperidine-1-carboxylate

2-Hydroxy-2-methyl-N-(piperidin-4-yl)propanamide hydrochloride

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

1-(4-Nitrophenyl)-3-(piperidin-4-yl)ureahydrochloride