COc1ccc(NC(=O)O[C@@H](C)[C@@H]2CN3CCc4c([nH]c5ccc(-c6ccc(OC)cc6)cc45)[C@@H]3C[C@@H]2N(C)C(=O)Nc2ccc(OC)cc2)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?