COc1ccc(NC(=O)CC(=O)N2N=C(c3ccccc3)C(/N=N/c3ccc(S(=O)(=O)CCOS(=O)(=O)O)cc3)C2=O)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?