Methyl 3-cyano-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-4-acetate
2-Cyano-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-acetic acid
4-(Chloromethyl)-2-fluoro-3-methyl-6-(trifluoromethoxy)pyridine
Methyl 2-cyano-6-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetate