Question: How many hydrogen bond donors does this compound have?
Constraint: The Compound can be represented with the SMILES Fc1ccc2nc(CCC#Cc3ccccn3)cn2c1.
Answer: 0
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
Fc1ccc2nc(CCC#Cc3ccccn3)cn2c1
Fc1ccc2nc(CCC#Cc3ccccn3)cn2c1
6-fluoro-2-(4-pyridin-2-ylbut-3-ynyl)imidazo[1,2-a]pyridine
How many hydrogen bond donors does this compound have?