6-(Bromomethyl)-4-hydroxy-3-iodo-2-(trifluoromethoxy)pyridine
3-(Fluoromethyl)-6-hydroxy-4-methyl-2-(trifluoromethoxy)pyridine
3-Fluoro-2-(fluoromethyl)-4-methoxy-6-(trifluoromethoxy)pyridine
5-(Fluoromethyl)-2-hydroxy-3-methyl-4-(trifluoromethoxy)pyridine