Ethyl 2-chloro-3-(difluoromethyl)-6-methylpyridine-5-carboxylate
Ethyl 3-chloro-5-(chloromethyl)-2-(difluoromethyl)pyridine-4-carboxylate
4-Chloro-3-(difluoromethyl)-5-methylpyridine-2-sulfonamide
3-Chloro-4-(difluoromethyl)-5-(trifluoromethyl)pyridine-2-acetonitrile