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