N#Cc1c(N2CCOCC2)[nH]c(=O)c(C(c2c(Cl)cccc2Cl)c2c(O)c(C#N)c(N3CCOCC3)[nH]c2=O)c1O
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?