3-Cyano-2-fluoro-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
5-Fluoro-3-iodo-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
6-Cyano-3-fluoro-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-Fluoro-2-iodo-6-(trifluoromethoxy)pyridine-5-carboxaldehyde
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