Methyl 2-chloro-6-(chloromethyl)-3-(trifluoromethoxy)pyridine-5-carboxylate
3-(Chloromethyl)-2-fluoro-6-iodo-4-(trifluoromethoxy)pyridine
3-(Chloromethyl)-2-fluoro-4-iodo-6-(trifluoromethoxy)pyridine
Methyl 3-(bromomethyl)-2-cyano-6-(trifluoromethoxy)pyridine-4-acetate