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