2-Amino-6-(fluoromethyl)-3-hydroxy-5-(trifluoromethoxy)pyridine
6-Amino-3-(fluoromethyl)-2-hydroxy-4-(trifluoromethoxy)pyridine
6-Amino-3-(fluoromethyl)-4-iodo-2-(trifluoromethoxy)pyridine
2-Amino-5-(fluoromethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine