NC(=O)c1cc[n+](CC2=C(C(=O)[O-])N3C(=O)[C@@H](NC(=O)C(c4ccccc4)S(=O)(=O)[O-])[C@H]3SC2)cc1.[Na+]
All atoms other than hydrogen are referred to be heavy atoms. How many heavy atoms are there in the molecule?