3-Chloro-6-hydroxy-2-(trifluoromethoxy)pyridine-4-acetic acid
2-Chloro-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine-4-acetonitrile
2-Chloro-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-6-acetonitrile
5-Chloro-2-hydroxy-4-(trifluoromethoxy)pyridine-3-acetic acid