2-(Chloromethyl)-5-fluoro-6-iodo-3-(trifluoromethoxy)pyridine
2-(Aminomethyl)-3-cyano-5-iodo-4-(trifluoromethoxy)pyridine
5-Cyano-4-(difluoromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine
3-Cyano-4-(difluoromethyl)-5-fluoro-2-(trifluoromethoxy)pyridine