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

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

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