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