6-Bromo-4-(bromomethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine
3-Bromo-6-(bromomethyl)-2-chloro-5-(trifluoromethoxy)pyridine
6-Bromo-4-(bromomethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine
2-Bromo-4-(bromomethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine