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发明人张德明,高志强,钱学锋. "Method for the Synthesis of ethyl 3-amino-4-cyano-1-(2-methoxyethyl)-1H-pyrrole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113787912 A, 授权公告日 2022-09-24.
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