发明人李文辉,韩伟,沈红梅. "Method for the Synthesis of Phthalic-13C Acid" [P]. 中国发明专利, 专利号 CN 117728160 B, 授权公告日 2020-07-18.
Williams B T, Patel M V, Kumar R. "A Process for Preparing High-Purity Phthalic-13C Acid" [P]. US Patent, US 11727684 B2, 2022-12-15.
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