6-Cyano-2-fluoro-3-(trifluoromethoxy)pyridine-4-sulfonamide
2-Cyano-6-fluoro-4-(trifluoromethoxy)pyridine-3-sulfonamide
3-Chloro-5-nitro-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
5-Chloro-4-nitro-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
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