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