3-Chloro-6-(difluoromethyl)-2-fluoropyridine-5-acetic acid
4-Chloro-6-(difluoromethyl)-2-fluoro-3-nitropyridine
4-Chloro-6-(difluoromethyl)-3-fluoro-2-nitropyridine
5-Chloro-2-(difluoromethyl)-4-fluoropyridine-3-acetic acid
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