CCN1CCN(Cc2ccc(NC(=O)c3ccc(C)c(/C=C/c4cnc(Nc5cc(N6CCNCC6)nc(C)n5)cn4)c3)cc2C(F)(F)F)CC1.O=C(O)C(F)(F)F
PSA is a commonly used medicinal chemistry metric for the optimization of a drug's ability to permeate cells. Please predict psa of this molecule.