6-Cyano-4-(difluoromethyl)-2-methylpyridine-3-carboxamide
4-Cyano-6-(difluoromethyl)-2-iodopyridine-3-carboxamide
3-Cyano-4-(difluoromethyl)-2-methoxypyridine-5-carboxamide
3-Cyano-2-(difluoromethyl)-5-methoxypyridine-6-carboxamide
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