Ethyl 3-(difluoromethyl)-6-fluoro-4-nitropyridine-2-acetate
3-(Difluoromethyl)-2-fluoro-4-methylpyridine-5-acetonitrile
2-(Difluoromethyl)-5-fluoro-3-methylpyridine-4-acetonitrile
6-(Difluoromethyl)-4-fluoro-3-methylpyridine-2-acetonitrile
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