5-Chloro-3-iodo-2-(trifluoromethoxy)pyridine-4-sulfonamide
4-Amino-3-(chloromethyl)-2-(difluoromethyl)-6-nitropyridine
2-Amino-6-(difluoromethyl)-5-methylpyridine-3-sulfonamide
6-Bromo-2-(difluoromethyl)-4-iodopyridine-3-methanol
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