4-Amino-2-chloro-5-(difluoromethyl)-3-nitropyridine
Ethyl 4-cyano-6-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylate
5-(Bromomethyl)-2-(difluoromethyl)pyridine-4-sulfonamide
3-Cyano-4-(difluoromethyl)-5-methylpyridine-2-sulfonyl chloride
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