133161-99-6

sodium (6R,7S)-7-{[(3,4-dihydroxyphenyl){[(4-ethyl-2,3-dioxopiperazin-1-yl)carbonyl]amino}acetyl]amino}-7-(formylamino)-8-oxo-3-[(1,3,4-thiadiazol-2-ylsulfanyl)methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate