4-Bromo-2-(difluoromethyl)-6-methyl-3-nitropyridine
6-Bromo-3-(difluoromethyl)-4-methoxypyridine-2-carboxylic acid
4-Bromo-2-(difluoromethyl)-5-methyl-3-nitropyridine
2-Bromo-5-(difluoromethyl)-3-methoxypyridine-6-carboxylic acid
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