Methyl 4-(chloromethyl)-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-2-acetate
Methyl 4-(chloromethyl)-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-acetate
Ethyl 3-amino-5-(difluoromethyl)pyridine-4-acetate
Methyl 5-(chloromethyl)-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetate