6-Bromo-2,3-diamino-5-(difluoromethyl)pyridine
4-Bromo-2,3-dichloro-5-(difluoromethyl)pyridine
4-(Aminomethyl)-5-(difluoromethyl)-2-(trifluoromethyl)pyridine
2-Amino-3,5-dichloro-4-(difluoromethyl)pyridine
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