2-(Difluoromethyl)-6-nitro-4-(trifluoromethyl)pyridine
2-(Difluoromethyl)-5-nitro-4-(trifluoromethyl)pyridine
2-(Difluoromethyl)-5-methoxy-4-(trifluoromethyl)pyridine
2-Bromo-3-(difluoromethyl)pyridine-6-methanol
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