Ethyl 2-amino-4-(difluoromethyl)pyridine-5-acetate
4-(Chloromethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-acetonitrile
4-(Chloromethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetonitrile
3-(Chloromethyl)-5-(difluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetonitrile