发明人罗永刚,李文辉,钱学锋. "Method for the Synthesis of 3-(3-Chlorobenzenesulfonyl)-2-ethoxy-4,6-dimethylpyridine" [P]. 中国发明专利, 专利号 CN 114852620 B, 授权公告日 2016-03-17.
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