4-Chloro-2-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-acetonitrile
4-Chloro-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-6-acetonitrile
Methyl 4-cyano-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetate
5-(Chloromethyl)-2-fluoro-4-methoxy-3-(trifluoromethoxy)pyridine