3-Cyano-5-(fluoromethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine
2-(Chloromethyl)-6-fluoro-4-methyl-3-(trifluoromethoxy)pyridine
3-Cyano-4-(fluoromethyl)-6-hydroxy-2-(trifluoromethoxy)pyridine
2-(Chloromethyl)-4-cyano-3-hydroxy-6-(trifluoromethoxy)pyridine