Task: Please answer the following question about the molecule with SMILES Fc1cc(F)c2c(c1)C[C@@H](n1c(CCNCc3ccccc3)c[nH]c1=S)CO2.
Description: How many hydrogen bond donors are there in this compound, calculated according to Lipinski's original rules (i.e., counting NH and OH groups)?
Answer: 2
Task: Please answer the following question about the molecule with {SMILES__description} {SMILES#}.
{#Description|Question|Request!}: {quest#}
{#Result|Answer|Completion!}: {answ#}
Fc1cc(F)c2c(c1)C[C@@H](n1c(CCNCc3ccccc3)c[nH]c1=S)CO2
Fc1cc(F)c2c(c1)C[C@@H](n1c(CCNCc3ccccc3)c[nH]c1=S)CO2
4-[2-(benzylamino)ethyl]-3-[(3R)-6,8-difluoro-3,4-dihydro-2H-chromen-3-yl]-1H-imidazole-2-thione
How many hydrogen bond donors are there in this compound, calculated according to Lipinski's original rules (i.e., counting NH and OH groups)?