Ethyl 6-chloro-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-carboxylate
4-(Chloromethyl)-2-cyano-3-nitro-6-(trifluoromethoxy)pyridine
3-Cyano-2-(fluoromethyl)-6-(trifluoromethoxy)pyridine-5-acetic acid
Methyl 2-cyano-6-methyl-3-(trifluoromethoxy)pyridine-5-acetate