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