Task: Answer the following question about the molecule with SMILES O=P([O-])(O)C(Sc1ccc(Cl)cc1)P(=O)([O-])O.[Na+].[Na+].
Request: Is it known if this drug is the first approved in its class, regardless of the indication or route of administration, acting on a specific target?
Answer: No
Task: Answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
O=P([O-])(O)C(Sc1ccc(Cl)cc1)P(=O)([O-])O.[Na+].[Na+]
O=P([O-])(O)C(Sc1ccc(Cl)cc1)P(=O)([O-])O.[Na+].[Na+]
disodium;[(4-chlorophenyl)sulfanyl-[hydroxy(oxido)phosphoryl]methyl]-hydroxyphosphinate
Is it known if this drug is the first approved in its class, regardless of the indication or route of administration, acting on a specific target?