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