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