3-Chloro-5-(difluoromethyl)-4-(trifluoromethyl)pyridine
5-Chloro-4-(difluoromethyl)-2-(trifluoromethyl)pyridine
2-Chloro-4-(difluoromethyl)-5-(trifluoromethyl)pyridine
2-Chloro-3-(difluoromethyl)-4-(trifluoromethyl)pyridine
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