2-Iodo-5-nitro-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-(Aminomethyl)-2-iodo-6-(trifluoromethoxy)pyridine-5-carboxylic acid
2-Iodo-5-nitro-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-(Bromomethyl)-4-iodo-2-(trifluoromethoxy)pyridine-5-acetic acid