Methyl 4-(bromomethyl)-3-chloro-6-(trifluoromethoxy)pyridine-2-carboxylate
4-(Bromomethyl)-2-chloro-6-(trifluoromethoxy)pyridine-3-acetic acid
4-(Bromomethyl)-2-chloro-5-(trifluoromethoxy)pyridine-3-acetic acid
4-(Bromomethyl)-2-chloro-3-(trifluoromethoxy)pyridine-5-acetic acid