Task: Answer the following question about the molecule with SMILES CC(O)(P(=O)([O-])O)P(=O)([O-])O.[Na+].[Na+].
Description: What is the first recorded year of approval for this drug?
Completion: 1977
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
CC(O)(P(=O)([O-])O)P(=O)([O-])O.[Na+].[Na+]
CC(O)(P(=O)([O-])O)P(=O)([O-])O.[Na+].[Na+]
disodium;hydroxy-[1-hydroxy-1-[hydroxy(oxido)phosphoryl]ethyl]phosphinate
What is the first recorded year of approval for this drug?
1977