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