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