Ethyl 2-(bromomethyl)-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetate
Ethyl 2-(bromomethyl)-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-acetate
Methyl 5-(bromomethyl)-3-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-4-acetate
Ethyl 2-(bromomethyl)-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetate