Q: How many hydrogen bond acceptors does this compound have?
Constraint: The Chemical can be represented with the SMILES NCCCS(=O)(=O)O.
Result: 3
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
NCCCS(=O)(=O)O
NCCCS(=O)(=O)O
3-aminopropane-1-sulfonicacid
How many hydrogen bond acceptors does this compound have?
3