3-(Bromomethyl)-6-fluoro-2-nitro-5-(trifluoromethoxy)pyridine
2-Fluoro-4-nitro-3-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
4-(Bromomethyl)-3-fluoro-6-nitro-2-(trifluoromethoxy)pyridine
Ethyl 5-cyano-3-iodo-4-(trifluoromethoxy)pyridine-2-carboxylate