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