4-(Difluoromethyl)-3-methylpyridine-5-sulfonyl chloride
3-(Difluoromethyl)-2-nitropyridine-6-acetonitrile
4-(Difluoromethyl)-2-methylpyridine-5-sulfonyl chloride
6-(Difluoromethyl)-3-nitropyridine-2-acetonitrile
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