4-Amino-3-(fluoromethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine
3-Amino-2-methoxy-6-(trifluoromethoxy)pyridine-5-carboxylic acid
2-Amino-4-iodo-3-(trifluoromethoxy)pyridine-6-methanol
3-Amino-5-(chloromethyl)-4-(trifluoromethoxy)pyridine-2-acetic acid