IUPAC: sodium (2S,5R,6R)-3,3-dimethyl-7-oxo-6-[(2R)-2-[(2-oxo-2H-chromen-3-yl)formamido]-2-phenylacetamido]-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate

SMILES: [Na+].[H][C@]12SC(C)(C)[C@@H](N1C(=O)[C@H]2NC(=O)[C@H](NC(=O)c1cc2ccccc2oc1=O)c1ccccc1)C([O-])=O