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