Ethyl 4-fluoro-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-acetate
6-Cyano-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxylic acid
2-Cyano-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-5-carboxylic acid
Methyl 5-cyano-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylate