发明人郭海燕,沈红梅,胡光. "Method for the Synthesis of Ethyl 2-(2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indol-1-yl)acetate" [P]. 中国发明专利, 专利号 CN 108613654 B, 授权公告日 2023-04-26.
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