2-(Difluoromethyl)-5-nitro-3-(trifluoromethoxy)pyridine-6-acetonitrile
2,4-Dichloro-3-methoxy-5-(trifluoromethoxy)pyridine
2-Cyano-6-(difluoromethyl)-3-methylpyridine-5-acetonitrile
6-(Aminomethyl)-2-(difluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine