3-Chloro-6-(chloromethyl)-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3-Chloro-6-(fluoromethyl)-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine
5-Chloro-2-(fluoromethyl)-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
3-Chloro-6-(chloromethyl)-4-(trifluoromethoxy)-2-(trifluoromethyl)pyridine