4-Bromo-3-methyl-2-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Bromo-2-fluoro-3-(trifluoromethoxy)pyridine-6-acetic acid
2-Bromo-3-cyano-5-(trifluoromethoxy)pyridine-4-sulfonyl chloride
4-Bromo-6-methyl-3-(trifluoromethoxy)pyridine-2-carboxylic acid