3-(Difluoromethyl)-2-fluoro-6-iodopyridine-5-carboxylic acid
4-Chloro-2,6-dibromo-3-(trifluoromethoxy)pyridine
4-Chloro-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxylic acid
2-(Bromomethyl)-4-fluoro-3-(trifluoromethoxy)pyridine-5-methanol