2,4-Diiodo-6-(trifluoromethoxy)pyridine-3-carboxaldehyde
6-Chloro-3,4-diiodo-2-(trifluoromethoxy)pyridine
2,3-Diiodo-4-(trifluoromethoxy)pyridine-6-carboxaldehyde
2-Chloro-3,4-diiodo-6-(trifluoromethoxy)pyridine
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