3-Amino-6-(bromomethyl)-4-(trifluoromethoxy)pyridine-2-acetic acid
6-Bromo-4-(bromomethyl)-2-cyano-3-(trifluoromethoxy)pyridine
6-Bromo-4-(bromomethyl)-3-cyano-2-(trifluoromethoxy)pyridine
4-Amino-5-(bromomethyl)-2-(trifluoromethoxy)pyridine-3-acetic acid