C/C=C/C=C/C1=NN(c2cccc(S(=O)(=O)O)c2)C2(C1)C(Cl)C(=O)N2c1nc2ccccc2s1
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?