3-(Chloromethyl)-6-hydroxy-2-iodo-4-(trifluoromethoxy)pyridine
3-(Bromomethyl)-4-cyano-2-hydroxy-6-(trifluoromethoxy)pyridine
3-Bromo-4-(fluoromethyl)-6-methyl-2-(trifluoromethoxy)pyridine
2-Bromo-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine-5-carboxaldehyde