6-(Chloromethyl)-3-hydroxy-4-iodo-2-(trifluoromethoxy)pyridine
5-(Aminomethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-6-acetic acid
2-(Chloromethyl)-5-hydroxy-3-iodo-4-(trifluoromethoxy)pyridine
6-(Chloromethyl)-4-hydroxy-3-iodo-2-(trifluoromethoxy)pyridine