Methyl 3-amino-2-(difluoromethyl)-6-iodopyridine-4-carboxylate
2-Amino-5-(aminomethyl)-6-(difluoromethyl)-3-iodopyridine
Ethyl 2-amino-5-(difluoromethyl)-3-nitropyridine-4-acetate
3-Amino-6-(difluoromethyl)-2-iodo-4-nitropyridine
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