Ethyl 2-(bromomethyl)-6-methyl-3-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 3-(bromomethyl)-2-methyl-4-(trifluoromethoxy)pyridine-6-carboxylate
Ethyl 6-(bromomethyl)-3-methyl-2-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 2-(bromomethyl)-5-methyl-4-(trifluoromethoxy)pyridine-3-carboxylate