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发明人周伟,唐晓军,陈志强. "A Process for Preparing High-Purity methyl 1-methyl-9H-pyrido[3,4-b]indole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112571710 B, 授权公告日 2018-09-05.
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