| 中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 | 
|---|---|---|---|---|
| —— | (6R,7R)-7-Benzoylamino-3-hydroxy-7-methoxy-8-oxo-5-oxa-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester | 81755-58-0 | C28H24N2O7 | 500.508 | 
| —— | (6R,7R)-7-Benzoylamino-3-chloro-7-methoxy-8-oxo-5-oxa-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester | 81755-60-4 | C28H23ClN2O6 | 518.953 | 
| —— | (2R,3R,6R,7R)-7-Benzoylamino-3-hydroxy-7-methoxy-8-oxo-5-oxa-1-aza-bicyclo[4.2.0]octane-2-carboxylic acid benzhydryl ester | 81755-54-6 | C28H26N2O7 | 502.524 |