Q: How many hydrogen bond donors does this compound have?
 The Chemical can be represented with the SMILES CNc1ccc(/C=C/c2ccc(OCCOCCOCC[18F])nc2)cc1.
Answer: 1
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
CNc1ccc(/C=C/c2ccc(OCCOCCOCC[18F])nc2)cc1
CNc1ccc(/C=C/c2ccc(OCCOCCOCC[18F])nc2)cc1
4-[(E)-2-[6-[2-[2-(2-(18F)fluoranylethoxy)ethoxy]ethoxy]pyridin-3-yl]ethenyl]-N-methylaniline
How many hydrogen bond donors does this compound have?