COc1ccc(NC(=O)Nc2ccc3c(c2)C(=O)N([C@@H](C)CO)C[C@@H](C)[C@@H](CN(C)S(=O)(=O)c2cccs2)O3)cc1
Heavy atom refers to any atom that is not hydrogen. The heavy atoms in molecules are carbon, oxygen, nitrogen, and sulfur. How many heavy atoms are in the molecule?