3-(Bromomethyl)-2-fluoro-4-nitro-5-(trifluoromethoxy)pyridine
Ethyl 3-(chloromethyl)-5-fluoro-2-(trifluoromethoxy)pyridine-4-acetate
4-(Chloromethyl)-5-fluoro-2-nitro-3-(trifluoromethoxy)pyridine
Ethyl 5-(chloromethyl)-4-fluoro-3-(trifluoromethoxy)pyridine-2-acetate