Ethyl 3-chloro-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetate
5-Chloro-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-acetonitrile
Ethyl 5-chloro-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetate
4-Chloro-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-acetonitrile