发明人罗永刚,朱建伟,刘建华. "Method for the Synthesis of [(6-Chloro-4-trifluoromethyl-pyridin-2-yl)amino]-acetic acid ethyl ester" [P]. 中国发明专利, 专利号 CN 110321846 B, 授权公告日 2020-04-13.
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