2-(Difluoromethyl)-4,6-dimethoxypyridine-3-carbonyl chloride
4-Amino-3-bromo-2-(difluoromethyl)-5-iodopyridine
4-Amino-3-chloro-5-(difluoromethyl)-2-methylpyridine
4-Amino-6-bromo-3-(difluoromethyl)-2-iodopyridine
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