5-Amino-2-(bromomethyl)-3-(trifluoromethoxy)pyridine-6-carboxylic acid
4-Amino-5-(bromomethyl)-2-(trifluoromethoxy)pyridine-3-carboxylic acid
4-Amino-5-(bromomethyl)-3-(trifluoromethoxy)pyridine-2-carboxylic acid
4-Amino-3-(bromomethyl)-2-(trifluoromethoxy)pyridine-6-carboxylic acid