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