Ethyl 2-bromo-6-(difluoromethyl)-4-hydroxypyridine-3-carboxylate
Ethyl 2-bromo-6-(difluoromethyl)-3-hydroxypyridine-4-carboxylate
Ethyl 6-bromo-4-(difluoromethyl)-3-fluoropyridine-2-acetate
3-Bromo-5-(difluoromethyl)-4-fluoro-2-nitropyridine
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