Ethyl 3-(chloromethyl)-4-hydroxy-2-(trifluoromethoxy)pyridine-6-acetate
4-(Fluoromethyl)-6-hydroxy-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
Ethyl 3-(chloromethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine-4-acetate
5-(Bromomethyl)-2-hydroxy-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine