2-(Difluoromethyl)-5-nitro-3-(trifluoromethyl)pyridine
5-(Difluoromethyl)-2-methoxypyridine-4-sulfonamide
4-(Difluoromethyl)-2-(trifluoromethyl)pyridine-5-acetonitrile
4-(Difluoromethyl)-2-(fluoromethyl)-5-methylpyridine
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