发明人何建平,孙丽萍,罗永刚. "Method for the Synthesis of 5-Chloro-1-(1,1-dioxidotetrahydrothiophen-3-yl)-3-ethyl-1H-pyrazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108867373 B, 授权公告日 2017-08-17.
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