发明授权
EP0108547B1 Process for the preparation of the 1'-ethoxycarbonyloxyethyl ester of benzylpenicillin 失效
制备苄氧苯丙氨酸1'-乙氧羰基乙酯的方法

Process for the preparation of the 1'-ethoxycarbonyloxyethyl ester of benzylpenicillin
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