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发明人何建平,郑宇鹏,林芳. "A Process for Preparing High-Purity 9-(Cyclohex-2-en-1-yl)-3H-purin-6(9H)-one" [P]. 中国发明专利, 专利号 CN 112326022 A, 授权公告日 2018-02-22.
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