发明人周伟,杨光,高志强. "Method for the Synthesis of 9-Methyl-5-oxo-2,3,4,5-tetrahydrobenzo[b]oxepin-8-yl pivalate" [P]. 中国发明专利, 专利号 CN 112142621 A, 授权公告日 2018-10-20.
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