Task: Please answer the following question about the molecule with SMILES [O-2].[Zn+2].
Question: 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?
Completion: No
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
[O-2].[Zn+2]
[O-2].[Zn+2]
zinc;oxygen(2-)
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?