发明人冯建国,郑宇鹏,朱建伟. "Method for the Synthesis of 1H-Indene-5-carboxylic acid, 2,3-dihydro-1,2-dioxo-, methyl ester" [P]. 中国发明专利, 专利号 CN 116549488 B, 授权公告日 2025-09-01.
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