3-(Difluoromethyl)-2-methoxypyridine-5-sulfonyl chloride
3-(Aminomethyl)-5-cyano-2-(difluoromethyl)pyridine
4-(Bromomethyl)-3-(difluoromethyl)-2-methylpyridine
2-(Aminomethyl)-6-cyano-3-(difluoromethyl)pyridine
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