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