Q: How many heavy (non-hydrogen) atoms does this compound have?
Constraint: The Molecule can be represented with the SMILES C=Cc1cc(O)cc2nc(-c3ccc(O)c(F)c3)oc12.
Answer: 20
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
C=Cc1cc(O)cc2nc(-c3ccc(O)c(F)c3)oc12
C=Cc1cc(O)cc2nc(-c3ccc(O)c(F)c3)oc12
7-ethenyl-2-(3-fluoro-4-hydroxyphenyl)-1,3-benzoxazol-5-ol
How many heavy (non-hydrogen) atoms does this compound have?