Ethyl 1-(3-fluoro-2-nitrophenyl)piperidine-4-carboxylate

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

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

3-Nitro-N-(piperidine-4-yl)benzamido hydrochloride

N-(4-Bromobenzyl)piperidine-4-amine dihydrochloride

3-Fluoro-N-(2-methoxyethyl)-2-nitroaniline

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

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