| 5-thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 7-(5-amino-5-carboxyvale |
| ramido)-3- methyl-8-oxo- |
| antibiotic ws 3442a |
| de(acetyloxy)cephalosporin c |
| deacetoxycephalosphorin c |
| desacetoxycephalosphorin c |
| ws-3442-a |
| 7-(5-amino-5-carboxyvaleramido)-3- methyl-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic aci |