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