Question: How many hydrogen bond acceptors does this compound have?
Description: The Molecule has the SMILES O=C([O-])CCCO.[Na+].
Result: 2
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
O=C([O-])CCCO.[Na+]
O=C([O-])CCCO.[Na+]
sodium;4-hydroxybutanoate
How many hydrogen bond acceptors does this compound have?