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发明人赵玉洁,沈红梅,罗永刚. "A Process for Preparing High-Purity (E)-[(2-Chloro-1-methyl-1H-indol-3-yl)methylidene]amino 4-chlorobenzoate" [P]. 中国发明专利, 专利号 CN 117028482 B, 授权公告日 2021-07-01.
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