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