5-(Difluoromethyl)-3-iodopyridine-2-sulfonamide
3-(Difluoromethyl)-5-hydroxy-6-(trifluoromethoxy)pyridine-2-carboxaldehyde
4-Bromo-5-chloro-3-(difluoromethyl)pyridine-2-carboxylic acid
4-(3-Bromo-4-methylbenzoyl)pyridine
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