COc1ccccc1C(=O)N/C(=C\c1cn(S(=O)(=O)N(C)C)c2ccccc12)C(=O)NCCN1CCOCC1
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?