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