发明人郑宇鹏,高志强,李文辉. "Method for the Synthesis of H-Ala-Pro-Val-5-[(2-aminoethyl)amino]-naphthalene-1-sulfonic acid" [P]. 中国发明专利, 专利号 CN 117268771 B, 授权公告日 2020-03-27.
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