发明人孙丽萍,钱学锋,王建平. "Method for the Synthesis of 4-[(ethylamino)methyl]-2-methyl-5-[(methylsulfanyl)methyl]pyridin-3-ol dihydrochloride" [P]. 中国发明专利, 专利号 CN 109940567 A, 授权公告日 2025-05-02.
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