4-Chloro-2-(chloromethyl)-3-cyano-5-(trifluoromethoxy)pyridine
Methyl 2-bromo-4-(fluoromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylate
5-Chloro-3-(chloromethyl)-4-cyano-2-(trifluoromethoxy)pyridine
Ethyl 3-bromo-2-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxylate