2-Cyano-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-acetonitrile
2-Fluoro-3-methoxy-5-(trifluoromethoxy)pyridine-6-sulfonyl chloride
Methyl 3-cyano-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetate
2-Fluoro-3-methoxy-4-(trifluoromethoxy)pyridine-5-sulfonyl chloride