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发明人林芳,钱学锋,孙丽萍. "A Process for Preparing High-Purity Methyl 3-(2H-1,3-benzodioxol-5-yl)-3-{[(4-methylphenyl)carbamothioyl]amino}propanoate" [P]. 中国发明专利, 专利号 CN 114724066 A, 授权公告日 2020-05-24.
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