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发明人赵玉洁,沈红梅,郑宇鹏. "A Process for Preparing High-Purity 2-Amino-4,7-dimethyl-1H-benzo[d]imidazol-5-ol" [P]. 中国发明专利, 专利号 CN 115505797 B, 授权公告日 2023-08-27.
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