3,4-Difluoro-5-(difluoromethyl)-2-(trifluoromethyl)pyridine
2,4-Difluoro-3-(difluoromethyl)-5-(trifluoromethyl)pyridine
2-(Chloromethyl)-3,6-difluoro-4-(difluoromethyl)pyridine
4-(Chloromethyl)-2,3-difluoro-6-(difluoromethyl)pyridine
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