2-Amino-5-(difluoromethyl)-6-iodo-3-nitropyridine
6-Amino-4-chloro-3-(difluoromethyl)pyridine-2-carboxaldehyde
2-Amino-4-chloro-3-(difluoromethyl)pyridine-5-carboxaldehyde
2-Amino-5-(difluoromethyl)-4-iodo-3-nitropyridine
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