Ethyl 2-bromo-3-methyl-4-(trifluoromethoxy)pyridine-6-carboxylate
3-Bromo-4-(chloromethyl)-5-methyl-2-(trifluoromethoxy)pyridine
Methyl 3-bromo-6-methyl-2-(trifluoromethoxy)pyridine-5-carboxylate
3-Bromo-2-(chloromethyl)-6-methyl-5-(trifluoromethoxy)pyridine