COC(=O)[C@H](Cc1c[nH]c2ccccc12)n1cc(-c2cc(C(=O)N3CCNCC3)cc(-c3cn([C@@H](CC(C)C)C(=O)O)nn3)c2)nn1.Cl
All atoms other than hydrogen are referred to be heavy atoms. How many heavy atoms are there in the molecule?