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