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