3-Chloro-4-(chloromethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine
2-(Bromomethyl)-3-cyano-5-hydroxy-4-(trifluoromethoxy)pyridine
3-(Aminomethyl)-6-cyano-2-hydroxy-4-(trifluoromethoxy)pyridine
3-Chloro-4-(chloromethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine