Cc1ccc(C)c(NC(=S)N=Nc2c(O)n(C)c3ccc(S(=O)(=O)N4CCOCC4)cc23)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?