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