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