3-Cyano-4-methoxy-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride
2-Chloro-5-methyl-4-(trifluoromethoxy)pyridine-3-acetonitrile
3-Cyano-2-methoxy-5-(trifluoromethoxy)pyridine-6-sulfonyl chloride
Ethyl 5-cyano-2-methoxy-3-(trifluoromethoxy)pyridine-4-acetate