1-(5-Nitropyridin-2-yl)-3-piperidinecarboxylic acid

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

1-[4-Fluoro-2-(methylsulfonyl)phenyl]hydrazine

4-Ethylsulfonyl-2-nitrophenol

5-Bromobenzo[b]furan-2-carbaldehyde

1-[2-Chloro-4-(methylsulfonyl)phenyl]-4-(2-hydroxyethyl)piperazine

1-(3-Nitropyridin-2-yl)piperidine-4-carboxylic acid

2-[4-[4-(Methylsulfonyl)phenyl]piperazin-1-yl]ethanol

1-[4-(Ethylsulfonyl)-2-nitrophenyl]piperidin-4-ol

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

1-[2-(Methylsulfonyl)phenyl]piperidin-4-ol