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发明人郭海燕,张德明,赵玉洁. "A Process for Preparing High-Purity 6-Bromo-1-cyclopentyl-1H-imidazo[4,5-b]pyridin-2-ol" [P]. 中国发明专利, 专利号 CN 114487419 B, 授权公告日 2019-07-17.
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