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