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