发明人刘建华,徐明华,陈志强. "Method for the Synthesis of 3-(2-Carboxyethyl)-1H-indole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114852169 B, 授权公告日 2019-04-04.
发明人韩伟,朱建伟,徐明华. "A Process for Preparing High-Purity 3-(2-Carboxyethyl)-1H-indole-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110823898 B, 授权公告日 2024-12-27.
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