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