Ethyl 5-(chloromethyl)-4-(difluoromethyl)pyridine-2-carboxylate
4-(Difluoromethyl)-2-iodopyridine-5-carbonyl chloride
2-Amino-6-(difluoromethyl)pyridine-4-methanol
3-(Difluoromethyl)-5-iodopyridine-4-carbonyl chloride
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