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