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