2-(Aminomethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine-3-acetic acid
3-(Aminomethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-5-acetic acid
2-(Aminomethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-4-acetic acid
6-(Aminomethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine-3-acetic acid