CCOc1cc2c3c(c1)C1(C(=O)N3C(C)(C)CC2C)C(C#N)=C(N)N2C(=C1C#N)Nc1ccccc12
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?