Methyl 2-(chloromethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-4-acetate
Ethyl 2-fluoro-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetate
3-(Chloromethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine-4-acetic acid
Methyl 3-fluoro-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate