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