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