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