Task: Please answer the following question about the molecule with SMILES CCCCC[C@H](O)/C=C/[C@@H]1[C@H]2CC(=CCCCC(=O)[O-])O[C@H]2C[C@H]1O.[Na+].
Description: Please describe this drug.
Result: Epoprostenol sodium is a prostanoid.
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
CCCCC[C@H](O)/C=C/[C@@H]1[C@H]2CC(=CCCCC(=O)[O-])O[C@H]2C[C@H]1O.[Na+]
CCCCC[C@@H](/C=C/[C@H]1[C@@H](C[C@H]2[C@@H]1CC(=CCCCC(=O)[O-])O2)O)O.[Na+]
sodium;5-[(3aR,4R,5R,6aS)-5-hydroxy-4-[(E,3S)-3-hydroxyoct-1-enyl]-3,3a,4,5,6,6a-hexahydrocyclopenta[b]furan-2-ylidene]pentanoate
Please describe this drug.