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