6-Chloro-4-cyano-2-(difluoromethyl)-3-nitropyridine
3-Chloro-5-(difluoromethyl)-2-iodopyridine-4-carbonyl chloride
2-Chloro-3-cyano-5-(difluoromethyl)-4-nitropyridine
4-Chloro-2-(difluoromethyl)-3-methoxy-5-nitropyridine
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