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