4-Cyano-3-methoxy-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride
2-Cyano-6-methyl-3-(trifluoromethoxy)pyridine-4-acetonitrile
4-Cyano-2-methoxy-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
Methyl 4-chloro-3-(fluoromethyl)-5-(trifluoromethoxy)pyridine-2-acetate