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