Ethyl 2-chloro-6-cyano-5-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 2-bromo-4-(fluoromethyl)-5-(trifluoromethoxy)pyridine-3-carboxylate
4-Chloro-2-hydroxy-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
Methyl 2-bromo-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine-5-carboxylate