CN(C(=O)c1cccc(NC(=O)Cc2ccc(NC(=O)C3CCN(C(=O)C4CCCCC4)CC3)cc2)c1)C1CCCCC1
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?