Methyl 4-cyano-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-carboxylate
3-Fluoro-2-methoxy-6-(trifluoromethoxy)pyridine-4-carboxylic acid
Methyl 3-cyano-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-5-acetate
4-Cyano-3-(difluoromethyl)-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine