4-Chloro-2-hydroxy-3-(trifluoromethoxy)pyridine-6-acetonitrile
Methyl 2-bromo-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxylate
3-Chloro-5-hydroxy-6-(trifluoromethoxy)pyridine-2-acetonitrile
2-Chloro-4-hydroxy-3-(trifluoromethoxy)pyridine-6-carboxylic acid