2-(Difluoromethyl)-4,5-dimethoxypyridine-3-carboxylic acid
3-Amino-2-bromo-4-(difluoromethyl)-6-iodopyridine
3-(Difluoromethyl)-4,5-dimethoxypyridine-2-carboxylic acid
2-Amino-6-bromo-5-(difluoromethyl)-3-iodopyridine
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