5-Bromo-2-nitro-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-Chloro-5-methoxy-4-(trifluoromethoxy)pyridine-3-carboxylic acid
6-(Aminomethyl)-4-bromo-2-nitro-3-(trifluoromethoxy)pyridine
4-Bromo-3-nitro-6-(trifluoromethoxy)pyridine-2-carboxaldehyde