CCC12C[N+]3([O-])CCc4c([nH]c5ccccc45)C(C(=O)OC)(c4cc5c(cc4OC)N(C)C4C(O)(C(=O)OC)C(OC(C)=O)C6(CC)C=CCN7CCC54C76)CC(C3)C1O2
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?