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