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