5-Amino-3-(difluoromethyl)-4-fluoropyridine-2-carboxaldehyde
4-Amino-3-(difluoromethyl)-5-methoxypyridine-2-carboxaldehyde
3-Amino-6-(chloromethyl)-2-(difluoromethyl)-4-fluoropyridine
5-Amino-4-(difluoromethyl)-3-fluoropyridine-2-carboxaldehyde
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