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