3-Bromo-2-cyano-6-(trifluoromethoxy)pyridine-5-carboxylic acid
3-Bromo-2-cyano-5-(trifluoromethoxy)pyridine-4-carboxylic acid
3-Bromo-6-cyano-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
6-Bromo-2-(fluoromethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine