2-Cyano-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-acetic acid
3-Fluoro-5-methyl-6-(trifluoromethoxy)pyridine-2-acetonitrile
2-Cyano-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetic acid
3-Fluoro-5-methyl-2-(trifluoromethoxy)pyridine-6-acetonitrile