3-Bromo-2-chloro-5-(chloromethyl)-4-(trifluoromethoxy)pyridine
2-Bromo-3-(difluoromethyl)-5-hydroxy-4-(trifluoromethoxy)pyridine
2-Bromo-6-chloro-4-(chloromethyl)-3-(trifluoromethoxy)pyridine
3-Bromo-6-(fluoromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine