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