Task: Answer the following question about the molecule with SMILES O=C([O-])[C@@H]1O[C@H](O)[C@H](O)[C@H](O)[C@H]1O.[Na+].
Question: Please describe this drug.
Answer: Salts and esters of ALGINIC ACID that are used as HYDROGELS; DENTAL IMPRESSION MATERIALS, and as absorbent materials for surgical dressings (BANDAGES, HYDROCOLLOID). They are also used to manufacture MICROSPHERES and NANOPARTICLES for DIAGNOSTIC REAGENT KITS and DRUG DELIVERY SYSTEMS.
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
O=C([O-])[C@@H]1O[C@H](O)[C@H](O)[C@H](O)[C@H]1O.[Na+]
[C@H]1([C@H]([C@@H](O[C@@H]([C@@H]1O)O)C(=O)[O-])O)O.[Na+]
sodium;(2R,3R,4R,5R,6S)-3,4,5,6-tetrahydroxyoxane-2-carboxylate
Please describe this drug.