Ethyl 4-chloro-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 3-chloro-4-(fluoromethyl)-6-(trifluoromethoxy)pyridine-2-acetate
Methyl 3-chloro-5-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-acetate
Methyl 3-chloro-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-6-acetate