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