Cc1c(N2C(=O)C(O)=C(C(=O)c3ccc(Br)cc3)C2c2cccnc2)c(=O)n(-c2ccccc2)n1C
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?