发明人沈红梅,钱学锋,王建平. "Method for the Synthesis of 3-(6-Chloro-2-oxo-1,3-benzoxazol-3(2h)-yl)propanoic acid" [P]. 中国发明专利, 专利号 CN 109374601 B, 授权公告日 2016-02-04.
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