Ethyl 3-(chloromethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine-5-acetate
Ethyl 3-(chloromethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine-4-acetate
4-(Difluoromethyl)-2-fluoro-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
Ethyl 6-(chloromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-4-acetate