2-(Fluoromethyl)-6-hydroxy-5-nitro-3-(trifluoromethoxy)pyridine
2-(Bromomethyl)-5-fluoro-6-(trifluoromethoxy)pyridine-3-methanol
6-(Fluoromethyl)-3-hydroxy-2-nitro-4-(trifluoromethoxy)pyridine
Ethyl 2-hydroxy-3-iodo-6-(trifluoromethoxy)pyridine-4-acetate