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