2,3-Dichloro-5-(difluoromethyl)-6-fluoropyridine
6-Chloro-2,4-difluoro-3-(difluoromethyl)pyridine
2,3-Dichloro-4-(difluoromethyl)-6-fluoropyridine
3,5-Dibromo-2-(difluoromethyl)-4-fluoropyridine
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