6-(Difluoromethyl)-4-hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine
5-(Chloromethyl)-4-fluoro-2-(trifluoromethoxy)pyridine-3-methanol
3-(Chloromethyl)-4-fluoro-5-(trifluoromethoxy)pyridine-2-methanol
4-Hydroxy-2-nitro-6-(trifluoromethoxy)pyridine-3-carboxylic acid