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