6-Bromo-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
Ethyl 2-bromo-3-(fluoromethyl)-6-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 3-bromo-6-(fluoromethyl)-2-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 3-bromo-2-(chloromethyl)-6-(trifluoromethoxy)pyridine-4-carboxylate