发明人刘建华,郭海燕,钱学锋. "Method for the Synthesis of 4-[4-(benzenesulfonyl)piperazin-1-yl]-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 113738498 B, 授权公告日 2020-12-22.
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