COCCN(Cc1ccccc1)C(=O)c1cccc(S(=O)(=O)N(C)c2c(C)n(C)n(-c3ccccc3)c2=O)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?