Methyl 5-fluoro-2-methyl-4-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 5-cyano-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetate
Ethyl 4-cyano-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetate
6-Cyano-2-fluoro-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine