Methyl 5-bromo-4-hydroxy-2-(trifluoromethoxy)pyridine-3-carboxylate
5-Bromo-2-cyano-4-(fluoromethyl)-3-(trifluoromethoxy)pyridine
Methyl 3-bromo-4-hydroxy-5-(trifluoromethoxy)pyridine-2-carboxylate
2-Bromo-6-(chloromethyl)-3-fluoro-4-(trifluoromethoxy)pyridine