2-Bromo-3-iodo-4-nitro-6-(trifluoromethoxy)pyridine
3-Bromo-5-cyano-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-Bromo-4-chloro-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
2-Bromo-4-chloro-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
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