2-(Difluoromethyl)-3-fluoro-6-(trifluoromethyl)pyridine
2-(Difluoromethyl)-3-fluoro-4-(trifluoromethyl)pyridine
5-(Difluoromethyl)-2-fluoro-4-(fluoromethyl)pyridine
4-(Difluoromethyl)-3-fluoro-2-(fluoromethyl)pyridine
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