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