发明人钱学锋,林芳,张德明. "Method for the Synthesis of 2-(Dimethylamino)-N-(3,5-dioxo-1,2-diphenylpyrazolidin-4-yl)acetamide" [P]. 中国发明专利, 专利号 CN 112213657 B, 授权公告日 2025-06-01.
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