5-Bromo-2-(chloromethyl)-3-(difluoromethyl)-4-methoxypyridine
6-Bromo-3-(difluoromethyl)-4-nitropyridine-2-acetic acid
4-Bromo-3-(chloromethyl)-6-(difluoromethyl)-2-methoxypyridine
2-Bromo-5-(difluoromethyl)-3-nitropyridine-6-acetic acid
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