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