CC(C)(C)OC(=O)NCc1ccc(CNC(=O)c2nc[nH]c2C(=O)NCc2ccc(CNC(=O)OC(C)(C)C)cc2)cc1
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?