发明人王建平,林芳,孙丽萍. "Method for the Synthesis of Methyl 3-(1,1-dioxido-3-oxobenzo[d]isothiazol-2(3h)-yl)propanoate" [P]. 中国发明专利, 专利号 CN 113412547 B, 授权公告日 2018-02-10.
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