2-Bromo-5-(chloromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine
4-Bromo-3-methyl-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-Bromo-4-(chloromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine
4-Bromo-3-methyl-2-(trifluoromethoxy)pyridine-6-carboxaldehyde