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