C[C@H]1CN([C@@H](C)CO)C(=O)Cc2cc(NS(=O)(=O)c3cccs3)ccc2O[C@H]1CN(C)S(=O)(=O)c1cn(C)cn1
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.