Ethyl 4-bromo-3-(difluoromethyl)-2-nitropyridine-6-carboxylate
3-Bromo-4-(chloromethyl)-5-(difluoromethyl)-2-methoxypyridine
3-Bromo-4-(chloromethyl)-2-(difluoromethyl)-5-methoxypyridine
3-Bromo-2-(chloromethyl)-6-(difluoromethyl)-4-methoxypyridine
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