O=C1C(S(=O)(=O)c2ccccc2)=C(CS(=O)(=O)c2ccccc2)[C@@H](OCc2ccccc2)[C@@H]1OCc1ccccc1
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?