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发明人罗永刚,赵玉洁,朱建伟. "A Process for Preparing High-Purity 3-(4-Chlorobenzyl)-1,3,8-triazaspiro[4.5]Decane-2,4-dione" [P]. 中国发明专利, 专利号 CN 117682074 B, 授权公告日 2020-06-01.
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