3-Cyano-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-methanol
3-Cyano-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-carboxylic acid
5-Cyano-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-carboxylic acid
3-Cyano-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-carboxylic acid