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