39879-21-5 4-27-00-05902 (Beilstein Handbook Reference) 41279-77-0 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 3-((acetyloxy)methyl)-7-((5-amino-5-carboxy-1-oxopentyl)amino)-8-oxo-, (6R-(6alpha,7beta(R*)))- 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-(5-amino-5-carboxyvaleramido)-3-(hydroxymethyl)-8-oxo-, acetate (ester) 51762-04-0 57847-70-8 59143-60-1 61-24-5 7-(5-Amino-5-carboxyvaleramido)cephalosporanic acid BRN 0065348 Cephalosporin C Cephalosporin C [BAN] EINECS 200-501-6