4-(Difluoromethyl)-2-methyl-3-nitropyridine-6-acetonitrile
3-(Bromomethyl)-2-(difluoromethyl)-5-methyl-4-nitropyridine
3-(Bromomethyl)-2-(difluoromethyl)-4-methyl-5-nitropyridine
5-(Difluoromethyl)-3-methyl-2-nitropyridine-4-acetonitrile
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