Ethyl 3-(chloromethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine-6-acetate
5-(Chloromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-6-acetic acid
3-(Bromomethyl)-2-(difluoromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine
Ethyl 3-(chloromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-5-acetate