5-Amino-2-methoxy-4-(trifluoromethoxy)pyridine-3-carboxylic acid
3-Amino-5-fluoro-2-(fluoromethyl)-6-(trifluoromethoxy)pyridine
4-Amino-5-methoxy-2-(trifluoromethoxy)pyridine-3-carboxylic acid
3-Amino-4-fluoro-2-(fluoromethyl)-6-(trifluoromethoxy)pyridine