C[C@H]1CN([C@@H](C)CO)S(=O)(=O)c2ccc(/C=C/c3ccccc3)cc2O[C@H]1CN(C)C(=O)NC1CCCCC1
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.