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
3-Amino-6-(aminomethyl)-2-fluoro-4-(trifluoromethoxy)pyridine