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