(7R)-3-[(1-Methyl-1H-tetrazol-5-ylthio)methyl]-7-[[[[N-[(guanidino)carbonyl]-L-phenylalanyl]amino]phenylacetyl]amino]cepham-3-ene-4-carboxylic acid

CAS No: 56779-66-9

methyl,tetrazol,ylthio,guanidino,carbonyl,phenylalanyl,amino,phenylacetyl,cepham,carboxylic