2-Fluoro-4-nitro-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
3-Fluoro-5-(fluoromethyl)-6-methoxy-2-(trifluoromethoxy)pyridine
6-(Aminomethyl)-4-fluoro-2-methoxy-3-(trifluoromethoxy)pyridine
6-(Bromomethyl)-2-hydroxy-4-iodo-3-(trifluoromethoxy)pyridine