CCc1cccc(CC)c1NC(=O)C1=CNC(C)=C(C(=O)Nc2c(CC)cccc2CC)C1c1ccc(O)c(OC)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?