6-Amino-3-bromo-2-(difluoromethyl)-4-iodopyridine
3,4-Difluoro-5-(difluoromethyl)pyridine-2-sulfonyl chloride
3,4-Difluoro-2-(difluoromethyl)pyridine-5-sulfonyl chloride
2-Amino-4-bromo-6-(difluoromethyl)-3-iodopyridine
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