5-(Difluoromethyl)-4-methoxy-2-nitropyridine-3-acetonitrile
3-(Difluoromethyl)-4-methoxy-5-nitropyridine-2-acetonitrile
2-(Chloromethyl)-5-(difluoromethyl)-3-methyl-6-nitropyridine
4-(Difluoromethyl)-3-methoxy-2-nitropyridine-6-carboxaldehyde
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