发明人孙丽萍,韩伟,徐明华. "Method for the Synthesis of 1-(2,3-dihydroxypropyl)-1H-pyrazole-4-carboxylic acid hydrochloride" [P]. 中国发明专利, 专利号 CN 115182285 B, 授权公告日 2017-02-09.
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