2-Amino-5-(chloromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylic acid
4-Amino-5-chloro-2-(trifluoromethoxy)pyridine-3-acetic acid
2-Amino-4-fluoro-3-hydroxy-5-(trifluoromethoxy)pyridine
2-Amino-5-(chloromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylic acid