Pyridinium, 1-[[(6R,7R)-2-carboxy-7-[[(2R)-[[(5-carboxy-1H-imidazol-4-yl)carbonyl]amino]phenylacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-4-(2-sulfoethyl)-, inner salt | (6R,7R)-7-[[(2R)-2-[(5-carboxy-1H-imidazole-4-carbonyl)amino]-2-phenylacetyl]amino]-8-oxo-3-[[4-(2-sulfonatoethyl)pyridin-1-ium-1-yl]methyl]-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid |
Pyridinium, 1-[[2-carboxy-7-[[[[(5-carboxy-1H-imidazol-4-yl)carbonyl]amino]phenylacetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl]methyl]-4-(2-sulfoethyl)-, inner salt, [6R-[6α,7β(R*)]]- |
