4-Bromo-6-nitro-3-(trifluoromethoxy)pyridine-2-acetic acid
6-(Aminomethyl)-3-bromo-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
4-Bromo-2-nitro-3-(trifluoromethoxy)pyridine-5-acetic acid
5-Bromo-2-(chloromethyl)-4-(trifluoromethoxy)pyridine-3-carboxaldehyde