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