COc1ccc(-c2cc(C(F)(F)F)n3nc(C(=O)Nc4c(C)n(C)n(-c5ccccc5)c4=O)cc3n2)cc1.Cl
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?