Methyl 2-(chloromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-4-acetate
Methyl 5-iodo-4-methyl-2-(trifluoromethoxy)pyridine-3-carboxylate
3-(Fluoromethyl)-5-hydroxy-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
Methyl 3-(chloromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine-2-acetate