Methyl 2-bromo-3-(difluoromethyl)-4-methoxypyridine-5-carboxylate
3-Bromo-6-(difluoromethyl)-2-methoxypyridine-5-carboxylic acid
6-Bromo-4-(difluoromethyl)-2-nitropyridine-3-sulfonamide
5-Bromo-2-(difluoromethyl)-4-methoxypyridine-3-carboxylic acid
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