5-(Chloromethyl)-3-fluoro-2-nitro-4-(trifluoromethoxy)pyridine
5-(Chloromethyl)-4-fluoro-2-nitro-3-(trifluoromethoxy)pyridine
2-(Bromomethyl)-3-fluoro-5-nitro-6-(trifluoromethoxy)pyridine
Ethyl 3-(chloromethyl)-2-fluoro-5-(trifluoromethoxy)pyridine-6-acetate