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