发明人刘建华,郑宇鹏,孙丽萍. "Method for the Synthesis of Diethyl 2-(((4H-1,2,4-triazol-4-yl)amino)methylene)malonate" [P]. 中国发明专利, 专利号 CN 112692668 B, 授权公告日 2025-08-11.
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