2-Hydroxy-3-iodo-6-(trifluoromethoxy)pyridine-4-acetic acid
2-(Bromomethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine-6-methanol
6-(Bromomethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylic acid
2-(Bromomethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-5-carboxylic acid