4-Bromo-5-(difluoromethyl)-2,3-dimethoxypyridine
2-(Difluoromethyl)-3,6-diiodopyridine-5-sulfonyl chloride
Ethyl 3-amino-5-bromo-4-(difluoromethyl)pyridine-2-carboxylate
4-(Difluoromethyl)-2,5-diiodopyridine-3-sulfonyl chloride
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