Methyl 3-cyano-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-acetate
2-Fluoro-5-(fluoromethyl)-3-methyl-6-(trifluoromethoxy)pyridine
Methyl 4-cyano-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetate
Ethyl 2-cyano-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-acetate