5-(Difluoromethyl)-2-methylpyridine-4-sulfonyl chloride
3-Amino-5-(bromomethyl)-2-(difluoromethyl)pyridine-6-acetic acid
2-Amino-5-fluoro-4-nitropyridine
3-Amino-5-cyano-2-(difluoromethyl)-6-iodopyridine
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