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