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