5-Iodo-2-methoxy-3-methyl-6-(trifluoromethoxy)pyridine
2-(Bromomethyl)-6-iodo-3-methoxy-5-(trifluoromethoxy)pyridine
6-(Bromomethyl)-2-iodo-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
6-(Bromomethyl)-3-iodo-2-methoxy-4-(trifluoromethoxy)pyridine