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