2-Bromo-5-hydroxy-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine
3-Bromo-4-fluoro-2-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
2-Bromo-4-hydroxy-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine
3-Bromo-2-fluoro-5-(trifluoromethoxy)-4-(trifluoromethyl)pyridine