Task: Please answer the following question about the molecule with SMILES CCOC(=O)c1ccc(N)cc1.
Description: How many hydrogen bond acceptors are there in this compound, calculated according to Lipinski's original rules (i.e., counting N and O atoms)?
Result: 3
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
CCOC(=O)c1ccc(N)cc1
CCOC(=O)c1ccc(N)cc1
ethyl 4-aminobenzoate
How many hydrogen bond acceptors are there in this compound, calculated according to Lipinski's original rules (i.e., counting N and O atoms)?