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