2-Amino-6-(difluoromethyl)-3-nitropyridine-5-methanol
4-Amino-6-(bromomethyl)-3-(difluoromethyl)-2-iodopyridine
6-Amino-3-(difluoromethyl)-2-nitropyridine-4-methanol
3-Amino-5-(difluoromethyl)-4-nitropyridine-2-methanol
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