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