CCc1ccc(Cc2ccc(CC)c(NC(=O)C(=O)Cc3nc4ccccc4nc3C)c2CC)c(CC)c1NC(=O)C(=O)Cc1nc2ccccc2nc1C
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?