Ethyl 5-(difluoromethyl)-2-iodopyridine-3-carboxylate
Ethyl 4-(difluoromethyl)-3-iodopyridine-2-carboxylate
3-(Difluoromethyl)-2-iodopyridine-6-sulfonamide
2-(Difluoromethyl)-3-methylpyridine-4-methanol
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