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