6-Cyano-3-(difluoromethyl)-4-methoxypyridine-2-sulfonyl chloride
2-Cyano-6-(difluoromethyl)pyridine-4-acetic acid
2-Amino-3-bromo-4-cyano-5-(difluoromethyl)pyridine
2-Amino-3-chloro-6-(difluoromethyl)pyridine-5-sulfonyl chloride
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