Cc1ccc(N2C(=O)C3CC(c4ccccc4)=C4C5C=CC(C6C(=O)N(c7ccc(C)cc7)C(=O)C56)C4C3C2=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?