2-Amino-4-(chloromethyl)-3-fluoro-5-(trifluoromethoxy)pyridine
3-Amino-2-(chloromethyl)-6-hydroxy-5-(trifluoromethoxy)pyridine
2-Amino-3-(chloromethyl)-5-fluoro-6-(trifluoromethoxy)pyridine
3-Amino-2-(chloromethyl)-5-hydroxy-4-(trifluoromethoxy)pyridine