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