3-(Chloromethyl)-5-(difluoromethyl)-4-iodopyridine
2-Bromo-3-chloro-4-nitropyridine
3-Cyano-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-(Difluoromethyl)-2-hydroxypyridine-6-sulfonyl chloride
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