Ethyl 2-(difluoromethyl)-3-fluoro-5-(trifluoromethoxy)pyridine-4-acetate
Ethyl 3-hydroxy-6-methoxy-2-(trifluoromethoxy)pyridine-5-carboxylate
2-Fluoro-6-(fluoromethyl)-3-iodo-5-(trifluoromethoxy)pyridine
Ethyl 5-hydroxy-2-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylate