(1R,4R)-4-(5-Nitropyridine-2-ylamino)cyclohexanol

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

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

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

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

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

tert-Butyl 4-(pyridine-5-sulfonamido)piperidine-1-carboxylate

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

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

tert-Butyl 4-[(2-fluoro-6-nitrophenylamino)methyl]piperidine-1-carboxylate

N1-(3-Methoxypropyl)benzene-1,2-diamine