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