4-Amino-5-(bromomethyl)-2-(difluoromethyl)-3-nitropyridine
6-Amino-4-(difluoromethyl)-2-nitropyridine-3-acetonitrile
2-Amino-3-(chloromethyl)-4-(difluoromethyl)-6-nitropyridine
4-Amino-3-(bromomethyl)-5-(difluoromethyl)-2-nitropyridine
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