3-(Chloromethyl)-2-(difluoromethyl)-4-(trifluoromethoxy)pyridine-6-acetonitrile
2-(Chloromethyl)-6-(difluoromethyl)-5-(trifluoromethoxy)pyridine-3-acetonitrile
4-(Aminomethyl)-3-(difluoromethyl)-5-methoxypyridine
2-(Chloromethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-6-acetonitrile