5-Amino-4-(difluoromethyl)-3-iodopyridine-2-carboxaldehyde
3-Amino-2-(difluoromethyl)-5-iodopyridine-6-carboxaldehyde
2-Amino-6-(bromomethyl)-4-(difluoromethyl)-3-iodopyridine
3-Amino-2-(difluoromethyl)-4-iodopyridine-5-carboxaldehyde
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