3-Chloro-5-(chloromethyl)-2-hydroxy-6-(trifluoromethoxy)pyridine
5-Chloro-2-methyl-3-(trifluoromethoxy)pyridine-6-acetonitrile
2-(Bromomethyl)-4-cyano-5-hydroxy-3-(trifluoromethoxy)pyridine
4-Chloro-3-methyl-2-(trifluoromethoxy)pyridine-6-acetonitrile