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