5-Bromo-2-(chloromethyl)-4-fluoro-3-(trifluoromethoxy)pyridine
2-Bromo-5-fluoro-6-(trifluoromethoxy)pyridine-3-carboxylic acid
4-Bromo-6-(chloromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine
2-Bromo-3-fluoro-6-(trifluoromethoxy)pyridine-4-carboxylic acid