[2-Chloro-5-methyl-4-(methylsulfonyl)phenyl]-DL-proline

1-(4-Fluoro-2-nitrophenyl)piperidine-4-carboxylic acid

1-[2-Chloro-4-(methylsulfonyl)phenyl]-3-methylpiperazine

5-Methyl-1-phenylpyrazole-3-carbohydrazide

1-(4-Fluoro-2-nitrophenyl)piperidine-3-carboxylic acid

2-Benzenesulfonyl-4-methoxybenzaldehyde

1-(2-Methyl-4-methylsulfonyl)phenylhydrazinehydrochloride

1-[4-(Ethylsulfonyl)-2-nitrophenyl]-4-methylpiperidine

1-[2-Nitro-4-(trifluoromethyl)phenyl]-4-methylpiperidine

8-[2-Nitro-4-(trifluoromethyl)phenyl]-1,4-dioxa-8-azaspiro-[4,5]-decane

1-(4-Nitrophenyl)pyrrolidine-2-carboxylic acid