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