Task: Please answer the following question about the molecule with SMILES CC1(C)[C@H](C(=O)[O-])N2C(=O)C[C@H]2S1(=O)=O.[Na+].
Request: How many aromatic rings does this compound have?
Completion: 0
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
CC1(C)[C@H](C(=O)[O-])N2C(=O)C[C@H]2S1(=O)=O.[Na+]
CC1(C)[C@H](C(=O)[O-])N2C(=O)C[C@H]2S1(=O)=O.[Na+]
sodium;(2S,5R)-3,3-dimethyl-4,4,7-trioxo-4λ6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate
How many aromatic rings does this compound have?