2-Chloro-6-iodo-5-(trifluoromethoxy)pyridine-3-sulfonamide
2-Cyano-3-methyl-5-(trifluoromethyl)pyridine
5-Chloro-2-(difluoromethyl)-3-fluoropyridine-4-carbonyl chloride
2-Fluoro-6-iodo-3-(methylthio)pyridine
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