2-Bromo-6-chloro-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
6-Bromo-2-chloro-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
2-Bromo-5-cyano-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
2-Bromo-5-chloro-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine