3-(Fluoromethyl)-5-hydroxy-2-methoxy-4-(trifluoromethoxy)pyridine
3-(Bromomethyl)-6-hydroxy-2-methoxy-4-(trifluoromethoxy)pyridine
2-(Chloromethyl)-5-fluoro-4-(trifluoromethoxy)pyridine-3-carboxylic acid
5-(Bromomethyl)-2-hydroxy-4-methoxy-3-(trifluoromethoxy)pyridine