2-Fluoro-5-(fluoromethyl)-6-nitro-3-(trifluoromethoxy)pyridine
3-(Bromomethyl)-5-fluoro-2-nitro-4-(trifluoromethoxy)pyridine
3-Hydroxy-5-nitro-2-(trifluoromethoxy)pyridine-6-carboxylic acid
2-Fluoro-5-(fluoromethyl)-4-nitro-3-(trifluoromethoxy)pyridine