Nc1ccn(C2OC(COP(=O)(O)OCC3OC(n4cc(F)c(=O)[nH]c4=O)CC3O)C(O)C2O)c(=O)n1
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?