3-(Bromomethyl)-2-cyano-6-hydroxy-5-(trifluoromethoxy)pyridine
Methyl 3-cyano-5-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxylate
4-(Difluoromethyl)-6-fluoro-2-methyl-3-(trifluoromethoxy)pyridine
Methyl 5-cyano-4-hydroxy-2-(trifluoromethoxy)pyridine-3-carboxylate