2-(Difluoromethyl)-6-fluoro-3-iodo-4-nitropyridine
6-(Difluoromethyl)-3-fluoro-4-iodo-2-nitropyridine
2-(Difluoromethyl)-4-fluoro-3-iodo-5-nitropyridine
3-(Bromomethyl)-4-(difluoromethyl)-5-fluoro-2-iodopyridine
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