CCN1CCN(Cc2ccc(NC(=O)c3ccc(C)c(NC(=O)c4cccc5[nH]ccc45)c3)cc2C(F)(F)F)CC1
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?