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