4-Cyano-6-(difluoromethyl)-3-iodopyridine-2-sulfonamide
5-Chloro-2-cyano-4-methyl-3-(trifluoromethoxy)pyridine
3-Amino-2-methoxy-6-(trifluoromethoxy)pyridine-4-carbonyl chloride
2-Amino-5-(difluoromethyl)-3-fluoro-6-iodopyridine
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