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