2-Bromo-4-nitro-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
Methyl 5-bromo-2-(chloromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylate
2-Chloro-4-fluoro-6-(fluoromethyl)-3-(trifluoromethoxy)pyridine
2-Chloro-4-fluoro-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine