2,6-Dichloro-4-(difluoromethyl)-3-nitropyridine
5-Bromo-2,4-dichloro-3-(difluoromethyl)pyridine
3,6-Dichloro-2-(difluoromethyl)-5-nitropyridine
6-Bromo-2,3-dichloro-5-(difluoromethyl)pyridine
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