3-(Chloromethyl)-4-fluoro-2-(trifluoromethoxy)pyridine-6-methanol
3-(Chloromethyl)-2-fluoro-6-(trifluoromethoxy)pyridine-4-methanol
4-Hydroxy-2-methoxy-6-(trifluoromethoxy)pyridine-3-carboxylic acid
4-Hydroxy-2-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylic acid