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发明人张德明,徐明华,孙丽萍. "A Process for Preparing High-Purity N,N-diisopropyl-4-(4-methoxybenzoyl)-1H-pyrrole-2-carboxamide" [P]. 中国发明专利, 专利号 CN 111177632 A, 授权公告日 2019-10-03.
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