2-Bromo-6-hydroxy-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
3-Bromo-5-methoxy-6-nitro-2-(trifluoromethoxy)pyridine
2-(Aminomethyl)-5-bromo-4-(trifluoromethoxy)pyridine-3-carboxylic acid
6-Bromo-3-hydroxy-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride