COc1c(N2CCN(C(S)=NCc3ccccc3)C(C)C2)c(F)cc2c(=O)c(C(=O)O)cn(C3CC3)c12
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?