3-Bromo-6-fluoro-2-(trifluoromethoxy)pyridine-4-carboxylic acid
4-Bromo-2-cyano-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
Ethyl 2-bromo-3-chloro-4-(trifluoromethoxy)pyridine-5-carboxylate
5-Bromo-3-cyano-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride