2-Bromo-5-fluoro-3-hydroxy-6-(trifluoromethoxy)pyridine
2-Amino-6-(chloromethyl)-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
4-Amino-2-(fluoromethyl)-5-(trifluoromethoxy)pyridine-3-carboxylic acid
2-Amino-5-(chloromethyl)-6-(trifluoromethoxy)pyridine-3-carboxaldehyde