CCN1CC2(COC)C(O)CC(OC)C34C5CC6(O)C(OC)C=C(C5C6OC(=O)c5ccc(OC)c(OC)c5)C(C(OC)C23)C14
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?