4-Cyano-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-acetonitrile
2-Cyano-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-carboxylic acid
3-Chloro-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-acetonitrile
Ethyl 3-chloro-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetate