6-Bromo-3-(difluoromethyl)-2-fluoropyridine-4-acetonitrile
2-Bromo-5-(difluoromethyl)-4-fluoropyridine-3-acetonitrile
2-Bromo-5-(difluoromethyl)-3-fluoropyridine-4-acetonitrile
2-Bromo-4-(difluoromethyl)-5-fluoropyridine-3-acetonitrile
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