6-Hydroxy-4-nitro-3-(trifluoromethoxy)pyridine-2-acetonitrile
Methyl 6-(bromomethyl)-3-fluoro-4-(trifluoromethoxy)pyridine-2-acetate
Methyl 2-(bromomethyl)-5-fluoro-3-(trifluoromethoxy)pyridine-4-acetate
2-(Fluoromethyl)-4-hydroxy-5-methoxy-3-(trifluoromethoxy)pyridine