6-Chloro-2-hydroxy-3-(trifluoromethoxy)pyridine-4-acetonitrile
2-Chloro-6-hydroxy-4-(trifluoromethoxy)pyridine-3-acetonitrile
3-Chloro-2-methyl-5-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-Chloro-5-hydroxy-6-(trifluoromethoxy)pyridine-3-acetonitrile