6-Chloro-4-(chloromethyl)-2-(trifluoromethoxy)pyridine-3-acetic acid
5-Chloro-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetonitrile
2-Fluoro-5-iodo-3-(trifluoromethoxy)pyridine-6-acetic acid
4-Fluoro-2-iodo-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine