2-Amino-4-(difluoromethyl)pyridine-6-carboxaldehyde
2-Bromo-5-(difluoromethyl)pyridine-4-methanol
5-(Difluoromethyl)-3-methylpyridine-2-sulfonyl chloride
2-Bromo-3-(difluoromethyl)pyridine-5-methanol
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