COc1ccc(CN2C(=O)C(Cc3cc(OC)c(OC)c(C)c3OC)NC(=O)/C2=C/c2cc(OC)c(OC)c(C)c2OC)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?