6-Fluoro-4-methoxy-2-(trifluoromethoxy)pyridine-3-sulfonamide
3-Cyano-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-carboxylic acid
3-Cyano-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-6-carboxylic acid
3-Cyano-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-5-carboxylic acid