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