2-Bromo-6-(chloromethyl)-3-nitro-5-(trifluoromethoxy)pyridine
3-Bromo-4-iodo-2-(trifluoromethoxy)pyridine-5-sulfonyl chloride
Methyl 3-bromo-4-iodo-2-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 6-bromo-4-nitro-3-(trifluoromethoxy)pyridine-2-carboxylate