3-Cyano-4-(difluoromethyl)-6-fluoropyridine-2-sulfonyl chloride
3-(Chloromethyl)-2-cyano-6-(difluoromethyl)-4-methylpyridine
4-Cyano-2-(difluoromethyl)-6-fluoropyridine-3-sulfonamide
2-Cyano-4-(difluoromethyl)-3-methoxy-5-methylpyridine
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