Br.CN(C)CCCSc1c2ccccc2nc2cc(NCC(=O)Nc3ccccc3-c3ccccc3NC(=O)CNc3ccc4c(SCCCN(C)C)c5ccccc5nc4c3)ccc12
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?