3-Chloro-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-acetonitrile
3-Chloro-2-cyano-5-(trifluoromethoxy)pyridine-4-sulfonyl chloride
3-Chloro-2-iodo-4-methoxy-5-(trifluoromethoxy)pyridine
2-Chloro-6-cyano-4-(trifluoromethoxy)pyridine-3-sulfonyl chloride