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发明人赵玉洁,罗永刚,徐明华. "Method for the Synthesis of Methyl (2Z)-3-[(3,4-difluorophenyl)amino]-2-(4-methoxybenzenesulfonyl)prop-2-enoate" [P]. 中国发明专利, 专利号 CN 117361457 B, 授权公告日 2016-08-07.
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