发明人李文辉,孙丽萍,韩伟. "Method for the Synthesis of Sodium 1-cyclobutyl-4-fluoro-1h-benzo[d]imidazole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 108831806 A, 授权公告日 2017-09-05.
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