4-(Chloromethyl)-3-iodo-6-methoxy-2-(trifluoromethoxy)pyridine
3-(Chloromethyl)-5-iodo-6-methoxy-2-(trifluoromethoxy)pyridine
3-(Chloromethyl)-4-iodo-2-methoxy-6-(trifluoromethoxy)pyridine
2-(Chloromethyl)-6-iodo-5-methoxy-3-(trifluoromethoxy)pyridine