Question: How many heavy (non-hydrogen) atoms does this compound have?
 The Chemical has the SMILES O=C1c2ccccc2S(=O)(=O)N1CCCCNC[C@H]1CCc2ccccc2O1.
Result: 28
{#Question|Q!}: {quest#}
{#Constraint:|Description:|!} The {#Molecule|Compound|Chemical!} {#has the|can be represented with the!} {SMILES__description} {SMILES#}.
{#Answer|Result|Answer!}: {answ#}
O=C1c2ccccc2S(=O)(=O)N1CCCCNC[C@H]1CCc2ccccc2O1
O=C1c2ccccc2S(=O)(=O)N1CCCCNC[C@H]1CCc2ccccc2O1
2-[4-[[(2R)-3,4-dihydro-2H-chromen-2-yl]methylamino]butyl]-1,1-dioxo-1,2-benzothiazol-3-one
How many heavy (non-hydrogen) atoms does this compound have?
28