2-Fluoro-3-hydroxy-6-(trifluoromethoxy)pyridine-4-carboxylic acid
5-(Aminomethyl)-4-cyano-2-(trifluoromethoxy)pyridine-3-acetic acid
4-Chloro-5-(chloromethyl)-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-Fluoro-3-hydroxy-4-(trifluoromethoxy)pyridine-6-carboxylic acid