Q: Determine the type of availability for this drug.
Constraint: The Molecule has the SMILES [O-2].[Zn+2].
Answer: prescription only
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
[O-2].[Zn+2]
[O-2].[Zn+2]
zinc;oxygen(2-)
Determine the type of availability for this drug.
prescription only