Methyl 3-cyano-6-methoxy-2-(trifluoromethoxy)pyridine-4-acetate
6-(Aminomethyl)-2-fluoro-4-(trifluoromethoxy)pyridine-3-acetic acid
2-(Aminomethyl)-5-fluoro-3-(trifluoromethoxy)pyridine-4-acetic acid
2-(Aminomethyl)-4-fluoro-3-(trifluoromethoxy)pyridine-5-acetic acid