Q: How many hydrogen bond acceptors does this compound have?
 The Compound can be represented with the SMILES O=C(O)[C@@H](c1ccc(OCc2ccc3ccccc3n2)cc1)C1CCCC1.
Answer: 3
{#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)[C@@H](c1ccc(OCc2ccc3ccccc3n2)cc1)C1CCCC1
O=C(O)[C@@H](c1ccc(OCc2ccc3ccccc3n2)cc1)C1CCCC1
(2R)-2-cyclopentyl-2-[4-(quinolin-2-ylmethoxy)phenyl]acetic acid
How many hydrogen bond acceptors does this compound have?
3