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