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