Cc1ccc(NC(=O)c2cnn(-c3ccc(C)c(C)c3)c2C2CCN(C(=O)OC(C)(C)C)CC2)c(C)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?