CCOC(=O)N1CCc2c(sc3c2c(=O)n(Cc2ccccc2)c(=O)n3CC(=O)Nc2ccc(C)c(C)c2)C1
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?