3-(dimethylamino)-N-(4-nitrophenyl)propanamide

N-(4-aminophenyl)-3-(dimethylamino)propanamide

5-(4-aminoanilino)-5-oxopentanoic acid

4-nitro-N-(2-pyrrolidin-1-ylethyl)aniline

N-[4-(benzenesulfonamido)phenyl]-2-bromoacetamide