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