英文别名
(6R)-3-acetoxymethyl-7t-((R)-5-methoxycarbonyl-5-phthalimido-pentanoylamino)-8-oxo-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid methyl ester;7β-((R)-5-methoxycarbonyl-5-phthalimido-pentanoylamino)-cephalosporanic acid methyl ester