4-(Chloromethyl)-5-hydroxy-2-iodo-3-(trifluoromethoxy)pyridine
4-(Chloromethyl)-6-hydroxy-2-iodo-3-(trifluoromethoxy)pyridine
5-(Chloromethyl)-3-hydroxy-2-iodo-4-(trifluoromethoxy)pyridine
2-Fluoro-6-methoxy-3-(trifluoromethoxy)pyridine-5-carboxaldehyde