2-Amino-6-(aminomethyl)-4-(trifluoromethoxy)pyridine-3-acetonitrile
2-Amino-6-(aminomethyl)-3-(trifluoromethoxy)pyridine-5-acetonitrile
2-Amino-6-(aminomethyl)-3-(trifluoromethoxy)pyridine-4-acetonitrile
2-Amino-5-(aminomethyl)-6-(trifluoromethoxy)pyridine-3-acetonitrile