CN1C2(c3ccccc3)C(C(=O)c3ccccc3)=C(C(=O)c3ccccc3)C1(c1ccccc1)c1c(-c3ccccc3)sc(-c3ccccc3)c12
Molecules with a polar surface area of greater than 60 angstroms squared (Å2) is hard to pass brain blood barrier. What's the psa of this molecule?