Methyl 4-(chloromethyl)-5-fluoro-2-(trifluoromethoxy)pyridine-3-acetate
2-(Chloromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-4-acetonitrile
Methyl 3-hydroxy-2-nitro-5-(trifluoromethoxy)pyridine-4-acetate
6-(Chloromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-2-acetonitrile