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