Ethyl 2-amino-4-(difluoromethyl)-5-methylpyridine-3-carboxylate
4-Amino-6-(bromomethyl)-2-(difluoromethyl)-3-iodopyridine
Methyl 4-amino-5-(difluoromethyl)-2-methylpyridine-3-carboxylate
5-Amino-3-(difluoromethyl)-2-nitropyridine-4-methanol
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