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