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