Methyl 3-amino-5-(aminomethyl)-6-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 5-amino-3-(aminomethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 3-amino-5-(aminomethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 3-amino-5-(aminomethyl)-2-(trifluoromethoxy)pyridine-6-carboxylate