2-(Difluoromethyl)-4-methyl-6-(trifluoromethyl)pyridine
4-Cyano-5-(difluoromethyl)-2-(fluoromethyl)pyridine
3-(Difluoromethyl)-6-(fluoromethyl)-2-methylpyridine
6-Cyano-2-(difluoromethyl)-3-(fluoromethyl)pyridine
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