3-Cyano-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-acetic acid
4-Hydroxy-6-iodo-2-(trifluoromethoxy)pyridine-3-methanol
4-Hydroxy-2-iodo-5-(trifluoromethoxy)pyridine-3-methanol
3-Cyano-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine-2-acetic acid