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发明人孙丽萍,赵玉洁,陈志强. "A Process for Preparing High-Purity 1-(4-Carboxyphenyl)-2,4,6-tri-p-tolylpyridin-1-ium perchlorate" [P]. 中国发明专利, 专利号 CN 111083651 A, 授权公告日 2021-12-19.
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