发明人胡光,郑宇鹏,冯建国. "Method for the Synthesis of Ethyl 2-(1-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)piperidin-4-ylidene)acetate" [P]. 中国发明专利, 专利号 CN 111186345 B, 授权公告日 2017-10-17.
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