O=C(NCC1CCCO1)C(c1ccncc1)N(Cc1ccc(F)cc1)C(=O)CN1C(=O)c2ccccc2S1(=O)=O
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?