395661-04-8

5-Thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylic acid,3-[(1R)-1,4-dihydroxybutyl]-8-oxo-7-[(phenylacetyl)amino]-,(4-methoxyphenyl)methyl ester, (2R,6R,7R)-