3-(Bromomethyl)-2,6-difluoro-4-(difluoromethyl)pyridine
2-(Bromomethyl)-3,6-difluoro-4-(difluoromethyl)pyridine
4-(Bromomethyl)-2,5-difluoro-3-(difluoromethyl)pyridine
3-(Bromomethyl)-2,5-difluoro-4-(difluoromethyl)pyridine
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