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US5144028A 2-(9-fluorenonyl)-carbapenem intermediates 失效
2-(9-芴基) - 碳青霉烯中间体

2-(9-fluorenonyl)-carbapenem intermediates
摘要:
Carbapenems of the formula ##STR1## are useful intermediates in the preparation of 2-(9-fluorenonyl)-carbapenem antibacterial agents.
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