C[C@@H]1[C@H]2C=C[C@@H]1[C@@H](c1c3ccc(=O)c(O)c-3oc3c(O)c(O)ccc13)[C@@H]2C(=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?