Ethyl 3-bromo-2-(difluoromethyl)-4-hydroxypyridine-5-acetate
2-Bromo-6-(difluoromethyl)-5-iodo-3-nitropyridine
Ethyl 2-bromo-6-cyano-3-(difluoromethyl)pyridine-5-carboxylate
2-Bromo-6-(difluoromethyl)-3-iodo-4-nitropyridine
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