5-Chloro-2-hydroxy-3-(trifluoromethoxy)pyridine-4-sulfonyl chloride
Methyl 2-bromo-5-(fluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxylate
4-Bromo-6-(fluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetonitrile
4-Bromo-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxylic acid