COc1ccc(CCn2c3c(c(=O)[nH]c2=O)C(NC(=O)c2ccccc2OC)(C(F)(F)F)C(=O)N3)cc1OC
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?