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