5-Amino-4-(difluoromethyl)-2,3-diiodopyridine
3-(Difluoromethyl)-2,6-dimethoxypyridine-5-sulfonyl chloride
6-Amino-4-bromo-3-(difluoromethyl)-2-methylpyridine
2-Amino-3-bromo-5-(difluoromethyl)-6-methylpyridine
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