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发明人李文辉,周伟,郑宇鹏. "Method for the Synthesis of <I>m</I>-xylene-dimethyl-<SUP>13</SUP>C<SUB>2</SUB>" [P]. 中国发明专利, 专利号 CN 117714894 A, 授权公告日 2025-03-15.
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