3,6-Diamino-2-(difluoromethyl)pyridine-4-acetonitrile
2,4-Dichloro-3-(difluoromethyl)pyridine-5-sulfonyl chloride
3-(Bromomethyl)-2-(difluoromethyl)pyridine-5-carboxaldehyde
2,3-Dichloro-4-(difluoromethyl)pyridine-5-sulfonyl chloride
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