4-(Bromomethyl)-2-hydroxy-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
3-(Bromomethyl)-4-hydroxy-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
2-(Bromomethyl)-3-hydroxy-6-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
4-Hydroxy-5-iodo-3-(trifluoromethoxy)pyridine-2-carboxaldehyde