C(=C/c1c2oc(-c3ccccc3)cc(-c3ccccc3)c-2c2ccccc12)\C=C1/c2ccccc2-c2c(-c3ccccc3)cc(-c3ccccc3)[o+]c21.[O-][Cl+3]([O-])([O-])[O-]
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?