CC(C)C[C@H]1CNC(=S)N1CC1CCCN1C[C@H](CC(C)C)N1C[C@H](CC(C)C)N(CC2CCCCCC2)C1=S
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?