3-(Aminomethyl)-5-fluoro-2-(trifluoromethoxy)pyridine-6-acetic acid
4-(Bromomethyl)-5-hydroxy-3-iodo-2-(trifluoromethoxy)pyridine
4-(Aminomethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-5-carboxylic acid
2-(Difluoromethyl)-6-hydroxy-3-iodo-4-(trifluoromethoxy)pyridine