6-Fluoro-2-hydroxy-4-(trifluoromethoxy)pyridine-3-acetic acid
3-(Bromomethyl)-2-cyano-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine
3-Chloro-4-(chloromethyl)-5-(trifluoromethoxy)pyridine-2-acetic acid
3-(Bromomethyl)-2-cyano-4-(difluoromethyl)-5-(trifluoromethoxy)pyridine