2,3-Diamino-5-(difluoromethyl)-6-methylpyridine
4-(Bromomethyl)-2,3-diamino-5-(difluoromethyl)pyridine
5-(Aminomethyl)-3,4-diamino-2-(difluoromethyl)pyridine
2-(Bromomethyl)-4-(difluoromethyl)pyridine-6-carboxaldehyde
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