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