Cc1ccc(S(=O)(=O)N2CCN(C(=O)C3CCN(c4ncnc5sc(C)c(C)c45)CC3)CC2)c(C)c1
Molecules with a polar surface area of greater than 140 angstroms squared (Å2) tend to be poor at permeating cell membranes. What's the psa of this molecule?