发明人王建平,何建平,林芳. "Method for the Synthesis of 4-Chloro-5-formyl-3,6,6-trimethyl-6,7-dihydro-1H-indole-2-carboxylic acid ethyl ester" [P]. 中国发明专利, 专利号 CN 115520520 B, 授权公告日 2020-05-09.
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