3-(Bromomethyl)-6-chloro-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
5-(Bromomethyl)-2-chloro-3-(trifluoromethoxy)pyridine-4-carboxylic acid
3-(Bromomethyl)-6-chloro-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-(Bromomethyl)-3-chloro-6-(trifluoromethoxy)pyridine-2-carboxylic acid