2-Fluoro-4-(fluoromethyl)-5-iodo-3-(trifluoromethoxy)pyridine
2-(Chloromethyl)-6-cyano-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine
2-Fluoro-3-(fluoromethyl)-6-iodo-5-(trifluoromethoxy)pyridine
2-(Chloromethyl)-4-cyano-6-(difluoromethyl)-3-(trifluoromethoxy)pyridine