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