发明人马晓峰,李文辉,何建平. "Method for the Synthesis of 2-((3-Carbamoylphenyl)carbamoyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 117028034 A, 授权公告日 2022-01-17.
发明人唐晓军,钱学锋,高志强. "A Process for Preparing High-Purity 2-((3-Carbamoylphenyl)carbamoyl)benzoic acid" [P]. 中国发明专利, 专利号 CN 116220150 B, 授权公告日 2017-09-13.
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