Task: Please answer the following question about the molecule with SMILES CN1C(=O)CN=C(c2ccccc2)c2cc(Cl)ccc21.
Request: How many hydrogen bond acceptors are there in this compound, calculated according to Lipinski's original rules (i.e., counting N and O atoms)?
Completion: 3
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
CN1C(=O)CN=C(c2ccccc2)c2cc(Cl)ccc21
CN1C(=O)CN=C(c2ccccc2)c2cc(Cl)ccc21
7-chloro-1-methyl-5-phenyl-3H-1,4-benzodiazepin-2-one
How many hydrogen bond acceptors are there in this compound, calculated according to Lipinski's original rules (i.e., counting N and O atoms)?