4-Bromo-2-iodo-3-(trifluoromethoxy)pyridine-6-sulfonyl chloride
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