(1R,4R)-4-(4-Fluoro-2-nitrophenylamino)cyclohexanol

1-(2-Fluoro-6-nitrophenyl)-4-methylpiperazine

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

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

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

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

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

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

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

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

tert-Butyl 4-[(tetrahydro-2H-pyran-4-carbonyl)amino]piperidine-1-carboxylate