3-Bromo-6-(difluoromethyl)-2-fluoro-4-methoxypyridine
2-Bromo-6-(chloromethyl)-3-(difluoromethyl)-4-fluoropyridine
3-Bromo-6-(difluoromethyl)-4-fluoro-2-methoxypyridine
6-Bromo-3-(chloromethyl)-2-(difluoromethyl)-4-fluoropyridine
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