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