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