Q: What is the definition of this compound's USAN stem?
 The Chemical can be represented with the SMILES C[C@@H](O)[C@H]1C(=O)N2C(C(=O)[O-])=C(S[C@@H]3CN[C@H](C(=O)Nc4cccc(C(=O)O)c4)C3)[C@H](C)[C@H]12.[Na+].
Result: antibacterial antibiotics, carbapenem derivatives
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
C[C@@H](O)[C@H]1C(=O)N2C(C(=O)[O-])=C(S[C@@H]3CN[C@H](C(=O)Nc4cccc(C(=O)O)c4)C3)[C@H](C)[C@H]12.[Na+]
C[C@@H](O)[C@H]1C(=O)N2C(C(=O)[O-])=C(S[C@@H]3CN[C@H](C(=O)Nc4cccc(C(=O)O)c4)C3)[C@H](C)[C@H]12.[Na+]
sodium;(4R,5S,6S)-3-[(3S,5S)-5-[(3-carboxyphenyl)carbamoyl]pyrrolidin-3-yl]sulfanyl-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate
What is the definition of this compound's USAN stem?
antibacterial antibiotics, carbapenem derivatives