4-(Chloromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
4-Iodo-3-methyl-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
3-(Chloromethyl)-5-hydroxy-2-(trifluoromethoxy)pyridine-6-carboxaldehyde
4-(Chloromethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-2-acetonitrile