5-Fluoro-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-3-acetic acid
Ethyl 3-cyano-6-nitro-2-(trifluoromethoxy)pyridine-5-acetate
Methyl 3-(difluoromethyl)pyridine-5-carboxylate
Methyl 3-(difluoromethyl)-5-fluoro-6-(trifluoromethoxy)pyridine-2-acetate